Projectile motion questions and answers pdf

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a) Name the two components of motion in projectiles. How far from the base of the cliff will the stone strike the ground? How long will it take a shell fired from a cliff at an initial velocity of 800 m/s at an angle 300 below the horizontal to reach the ground 150m below? This set of Class 11 Physics Chapter 4 Multiple Choice Questions & Answers (MCQs) focuses on “Simple Projectile Motion”. E) continuously increases. Advice • Read each question carefully before you start to answer it Base your answers to questions 27 through 29 on the information and diagram below. {^cosymantecnisbfw^} . • Answers should be given to three significant figures unless otherwise stated. Likewise, when the motion of the body in the circular path is followed by a constant speed, it is called uniform circular motion. Mass of the projectile d. Draw a correctly scaled velocity vector to show the river current on the diagram. 1) What is meant by motion? Motion is the phenomenon in which a body varies its location with respect to time. View Answer. Projectile Motion Recommended MCQs - 155 Questions Motion in A Plane Physics Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions and PDF Questions with answers, solutions, explanations, NCERT reference and difficulty level a) θ = 45°. 1. The darts move in a vertical plane which is perpendicular to the plane of the dart board. The projectile model can be used to answer some questions about what will happen to the ball later during its flight. We now study the motion of objects that are moving upwards or downwards while experiencing a force due to gravity. Centripetal Acceleration An object answer the following questions in their journals: (questions also included on worksheet) 1. State, for each of the following physical quantities, if it is a scalar or a vector: volume, mass, speed, acceleration, density, number of moles, velocity, angular frequency, displacement, angular velocity. Kinematics of Class 11. Any air resistance can be ignored. Neglect air resistance. scalar d. 1 — in the ANSWER BOOK, for example 1. The special equations for constant acceleration are covered in Topic 1 and students are familiar with free fall from Senior 3 Physics. 5. Information • The marks for each question are shown in brackets – use this as a guide as to how much time to spend on each question. The object is called a projectile, and its path is called its trajectory. b. 6) Projectile motion can be treated as two rectilinear motions, one in the horizontal direction experiencing zero acceleration and the other in the vertical direction experiencing constant acceleration (i. 1 m above the water, and tries to knock it down by shooting a jet of water with an initial velocity of 11. b) The maximum height reached by the projectile at point X. Higher Projectile Motion Questions - Larbert High WEBHigher Projectile Motion Questions 1. Correct Option: (a) Explanation: R = v 2 (sin 2θ)/g is the formula for horizontal range. Write only the letter (A - D) next to the question number (1. magnitude of the boat’s resultant velocity = ___________ m/s. An object moving in two dimensions in air is called a projectile. b)Find the distance OM. pdf), Text File (. Projectile Motion MCQ PDF: Time of flight of the body is given by the formula; with Answers to learn free online courses. D) remains a non-zero constant. Drag force, a function of v2. A projectile does not need to be "falling. gives . The maximum height is the same as the equation given earlier, and the total time of flight is two times the time taken to reach max height: Second Case. Q. 6 m s 1. Unable to determine b. A projectile is launched into the air with an initial speed of v i at a launch angle of 30° above the horizontal. If B’s mass was double A’s mass, for instance, the force of gravity on B would be twice that on A, but both balls would still have an acceleration of g r, and Equations of motion (Vertical Projectile Motion) Substitute “g” for “a” and “Δy” for “Δx” in projectile motion problems v f = v i + gΔt Δy = v iΔt + ½ gΔt2 v f 2 = v i 2 + 2gΔy All objects are attracted to the earth with a gravitational force called weight. Hint and answer for Problem # 1. The ball is projected at an angle θ° to the horizontal. x = 45 cos 20 2 = 84. When the ball is at the highest point of its flight: the velocity and acceleration are both zero. TRUE - Free-falling objects, like projectiles, are objects upon which the only significant force is gravity. We will use the formula for height and modify it for our situation. Check the multiple-choice questions for the 11th Class Physics Motion In A Plane chapter. Mar 16, 2024 · Projectiles Question 1: If a projectile is thrown with velocify u at an angle θ with the horizontal, then the velocity at maximum height during the projectile's motion will be: u sinθ. Flipping Physics with Billy, Bobby, and Bo Jun 13, 2024 · 4. the verticall motion iis the sam me as disc cussed ea arlier, the ball is under th he influen nce Mar 8, 2023 · This tutorial discusses projectile motion with practice questions (MCQ’s) and answers. Therefore the velocity is minimum Find the horizontal distance from the foot of a cliff to the point where the bullet lands on the ground. u cosθ. A pencil case PROJECTILE MOTION WORKSHEET - Physics High WEBPROJECTILE MOTION WORKSHEET. Vertical Projectile Motion in one dimension (1 D) (This section must be read in conjunction with CAPS pp. motion—linear motion. 2 Vertical projectile motion (ESCJW) In Grade 11, we studied the motion of objects in free fall and saw that such an object has a constant gravitational acceleration of \ (\vec {g}\). θ=tanˉ1(2/√3) e. a hit or thrown baseball, a well-hit golf ball or tennis ball Sketch motion and free -body diagrams to answer these questions: a. The formulas for vertical motion that have time in them are y = yo ±vyot 1⁄2gt2 and vyf = ±vyo gt. Problems, questions and examples are presented with solutions and detailed explanations. What is projectile motion? Motion of an object in a straight Nov 17, 2021 · First Case. Question 4. Throw a baseball and the path it follows is a curve. Mar 5, 2019 · QUESTION 1: MULTIPLE- CHOICE QUESTIONS Four options are provided as possible answers to the following questions. Which of the following is a physical quantity that has a magnitude but no direction? a. describe quantities of circular motion and their units including angular 2. 4) only ONE correct answer. 3 A heavy crate is at rest on a rough horizontal surface. Galileo, in his book Two new sciences, stated that "for elevations which exceeds or fall short of " by equal amounts, the ranges are equal. Chapter 4 – Motion in Two Dimensions Page 3 Answer to Essential Question 4. Worksheet 3: Projectile Motion (Public Exam Questions) Worksheet 3 ANSWERS. Page 3 (e) Mass is not constant since particle mass will vary Charge on a particle is not constant Acceleration = Eq / m or (V / d) (q / m) or Vq / dm E or V / d constant but charge and mass are ‘random’ variables so q / m will The motion of a long jumper during a jump is similar to that of a projectile moving under gravity. Key Concepts - Gravitational acceleration (acceleration that applies to ALL projectiles) - Trajectory (the path/motiion of a projectile) - Apex/apogee (the maximum height achieved by a projectile) Projectile Motion. Appreciate the application of projectile motion in relation to sports What’s In Uniform acceleration is when the speed of an object changes at the same rate. Solve various problems using the derived kinematic equations, given the a = g = –9. The projectile lands on the ground 2. Question 1. Graphs of Projectile Motion Type 3: A There are two main considerations for solving problems involving two-dimensional motion of a projectile. e. Motion in Gravitational Fields 3. The motion of falling objects, as covered in Problem-Solving Basics for One-Dimensional Kinematics, is a simple one-dimensional type of projectile MCQs on Class 11 Chapter 4 Motion In A Plane. PROJECTILE MOTION. For a projectile fired with a certain velocity, the Maximum possible Range and the Maximum height attainable are related as. Projectile motion is the motion of an object thrown or projected into the air, subject to only the acceleration of gravity. Acceleration due to gravity c. One dimensional motion does occur, often motions appearing in nature are in two and three. Students can search existing answers or submit new questions to experts. With the aid of a diagram, calculate whether it is possible for the angler fish to hit the bug. The athlete is travelling horizontally at A. Give two applications and two examples of projectile motion. For illustration, consider the two balls on the left. Types of projectile motion: θ = 90° (Free fall) 0° < θ < 90°. θ=tanˉ1 (4) d. O to the surface of the water. Today we will cover the Simple Projectile Motion MCQs and… Answers without working may not gain full credit. Rmax=2Hmax. Mar 16, 2024 · Get Projectile Motion Multiple Choice Questions (MCQ Quiz) with answers and detailed solutions. The height of the projectile is given by the Projectile Motion Multiple Choice Questions (MCQ): Projectile Motion MCQs with Answers PDF, free download App to study online training courses & e-Book. Each question and answer is given in such a way that the basic to advanced concepts of projectile motion are clear. How does the final velocity compare to the initial velocity if it lands at the same horizontal level? a. It remains constant throughout the motion. This document provides an overview of a Study. • Use equations of motion to determine the position, velocity and displacement of a projectile at any given time. Usually the object is moving straight up or straight down. The speed of the projectile is minimum at the top of its path. Answer: θ = 45°. initial velocity equal to the projectile's initial velocity component. In this simulation you will learn about projectile motion by blasting objects out of a cannon. 2u sinθ. describe the projectile motion in two separate directions, vertical and horizontal directions, and emphasise the essential facts about the motion along each direction. Examples of projectile motion: A baseball hit by a bat. 27. What is the path of a projectile in nature? 2. Draw a vector that illustrates the resultant velocity of the boat. However, the document should not be uploaded to other servers for distribution to and/or display by others. Conceptual Questions PM. These type of Questions are easy to answer and easier to attempt. M2 Kinematics - Projectiles. a) Calculate or find: i) The initial vertical component of the projectiles velocity. A projectile does not have to have horizontal motion. The selected content is explained in detail and includes relevant concepts form r 0-12 to ensure conceptual understanding. A particle is projected with a velocity u so that its horizontal range is twice the greatest height attained. c) θ = 60°. The motion of a ball after it has rolled off a table top. Ignore air resistance. The concepts of displacement, distance, velocity, speed, acceleration are thoroughly discussed. The time interval will be one second. ) • Explain what is meant by a projectile, i. The point Q is the highest point of the path of the ball and is 12 m above the level of P. Worksheet 2: Acceleration due to Gravity and Projectile Motion. (metres) Vertical motion . For calculation, we consider only its motion after it has been projected, and before it lands or is caught ‒ that is, we analyse our projected object only when it is moving freely through the air under the action of gravity alone. What is the direction of your acceleration? b. A dart is thrown horizontally with speed –12. ) See Answer. m above the plane. The net force is to the right. 6. Is the statement true? Solution: The horizontal velocity of projectile = ucosθ. magnitude of the Q11: A projectile fired from the ground follows a parabolic path. Solution to Problem 1: a) The formulas for the components V x and V y of the velocity and components x and y of the displacement are given by V x = V 0 cos (θ) V y = V 0 sin (θ) - g t x = V 0 cos (θ) t y = V 0 sin (θ) t - (1/2) g t 2 In the problem V 0 = 20 m/s, θ = 25° and g = 9. The angle of projection for the range of projectile to be equal to its maximum height is. It hits the board at a point which is 10 cm ID: A 1 - Vectors And Projectile Motion - Crosby ISD. Each question has 1. Use equations of motion to determine the position, velocity and displacement of a MOTION OF A PROJECTILE (Section 12. projectile m motion ca an be sepa arated intto two com mponents ; a vertical l (up and down) m motion and d a horizo ontal motion. A ball is thrown horizontally from the top of a tower with a speed of 50 m/s. the x-velocity is zero and the y-velocity is zero. 0 = V sin ( – )t + 1 (– g cos ) t2. Notes to the Teacher. The point O on the ground is vertically below P and OP is 36 m. FORCES. A projectile is launched from point O at an angle of 22° with an initial velocity of 15 m/s up an incline plane that makes an angle of 10° with the horizontal. FACT: The vertical displacement of a projectile launched and landing at the same level is always zero. A baseball is popped straight up into the air and has a hang-time of 6. Problem (1): A person kicks a ball with an initial velocity of 15 m/s at an angle of 37° above the horizontal (neglecting the air resistance). We call this projectile motion. Define what a projectile and projectile motion is. Find the velocity and position at the end of 3 second. Using . Answer (Detailed Solution Below) Option 2 : u cosθ. " Answer: ABDEF and possibly G . θ=tanˉ1 (2) b. 8 m/s 2 . 6 A parabola. Projectile Motion Practice Test Multiple Choice Identify the choice that best completes the statement or answers the question. Calculate the upward force on a 90. There are three possible scenarios for projectile motion: View Answer. ) Drop a ball from a height of 2 meters and, using a stopwatch, record the time it takes to reach the ground. A golfer practising on a range with an elevated tee 4. Repeat this two more times and record all the times in the table below, then find the average time. The projectile hits the incline plane at point M. Constant acceleration in a perpendicular direction. A projectile is launched from ground level with an initial velocity of v at an angle q above the horizontal. Constant velocity in the horizontal direction. Higher Projectile Motion Answers 1. Each MCQ will have four options here, out of which only one is correct. derive the relevant equations of motion along each direction. The only force acting on the projectile, after it has been released, is gravity. The range of the projectile depends upon a. Answer A plane comes out of a power dive, turning upward in a curve whose center of curvature is 1300. Identify the choice that best completes the statement or answers the question. a shot put, or a baseball, tennis ball or golf ball tossed softly across a room, the ideal projectile model “fits” relatively well. 2) In a normal projectile motion, what projectile motion; • be able to validate the model; • be able to solve simple problems of projectile motion; • know how to use the model to investigate real life projectile problems. (b) the horizontal distance traveled by the ball. What is the direction of the net force on you? F What exerts this force? 62/87,21 a. a) Horizontal component and the vertical component. Projectile motion A "projectile" is any object that is thrown, shot, or dropped. In order to deal with problems in projectile motion, one has to choose a coordinate system and clearly specify the origin. 2. PROJECTILE MOTION PRACTICE QUESTIONS (WITH ANSWERS) * challenge questions Q1. a. Which component of velocity remains constant? 4. , gravity). Projectile motionMotion projectile worksheet problems answers pdf word answer pdffiller form case printable Projectile trajectory equation cartesian mechanics projectilesProjectile motion problem Hints And Numerical Answers For Projectile Motion Problems. Circular motion is the path that leads to the circular movement of the body. 102-103. Referring to the projectile motion page, set vx = vo cos θ and v1y = vo sin θ. The object in motion moves from the ground and returns to ground level. Discuss using a structured approach to solve projectile motion questions and graphs. Question Type: Projectile Motion: Analysing the motion of projectiles in a variety of situations. golfer drives her golf ball from the tee down the fairway in a high arcing shot. b) What is the acceleration on Earth for each of these two components. Motion in A Plane Physics Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions and PDF Questions with answers, solutions, explanations, NCERT reference and difficulty level Free questions and problems related to the SAT test and tutorials on rectilinear motion with either uniform velocity or uniform acceleration are included. (a) the total time the ball is in the air. c. vector c. Determine the height to which the ball rises before it reaches its peak. Download Chapter 4 Motion In A Plane MCQs PDF by clicking on Jun 23, 2020 · DBE Selfstudy Guides: Gr 12 Physical Sciences (Vertical Projectile Motion) These booklets are developed as part of a series of booklets, with each booklet focussing only on one specific challenging topic. An object is launched at an angle. The vertical velocity becomes zero at the top of the path. Equal ____ 2. FACT: The horizontal (x) and vertical (y) motion equations must use the same values for time (t) ∴ it is the vertical Projectile Motion Multiple Choice Questions (MCQ): Projectile Motion MCQs with Answers PDF, free download App to study online training courses & e-Book. Graphs of Projectile Motion Type 2: Projectile shot up, then falls down. Past paper questions for the Projectiles topic of A-Level Edexcel Maths. Obtain an explicit expression for time t based on the quantities v1y and Δdy, and find θ so that Δdx is maximum. Scribd is the world's largest social reading and publishing site. Download these Free Projectile Motion MCQ Quiz Pdf and prepare for your upcoming exams Like Banking, SSC, Railway, UPSC, State PSC. Ans. The freshman has no initial vertical velocity (he has horizontal velocity but not vertical velocity). The figure below shows the path of an athlete above the ground during a long jump from half-way through the jump at position A, to position B at which contact is made with sand on the ground. Lift force due to spin. A θ=tanˉ¹ (2) B θ=tanˉ¹ (3) C θ=tanˉ¹ (4) D None of the above. b) -Horizontal component = 0 and the vertical component = 9. Calculate the upward force of the seat cushion on the 100 kg pilot of the plane. Mindset Learn Acceleration vector is directly inwards towards center So velocity and acceleration vector are perpendicular to each other in Uniform circular motion Hence the answer is (a) and (b) Question 4. Maximum height attained: the height at which the projectile A projectile is fired with a velocity of 20ms-1 at an angle of 25° above the horizontal. In other words, it is measured as a change in the body’s Sep 15, 2020 · Projectile motion numerical problems class 11. Its potential energy at the highest point is. Next. A wall of height 3 m is there at a horizontal distance of 10 m from the point of projection. Calculate or find graphically the magnitude of the resultant velocity of the boat. Equal and Opposite d. [g = 9. Answer: a = 1. Define uniform circular motion according to Chapter 4 of the NCERT Solutions for Class 11 Physics. 8m/s 2] Q. 1 1. Yes, the first ball will always be moving faster, since its flight time is larger, and thus the vertical component of the velocity is larger. 28. 5 D 1. The red ball falls from rest, whereas Q4. 57 …. Answer: d = 48. Nov 13, 2023 · Projectile motion (10 mark question) 😳Projectile geometry euclidean prev Motion projectile akindele hephzibahProjectile motion worksheet answers. 13 A body is projected with kinetic energy E so as to attain maximum horizontal range. The first one is for height and the second one for final velocity. Experiment with changing the angle, initial speed, and mass, and adding in air resistance. 6c Dropping the Ball III A projectile is launched from the ground at an angle of 30o. d) θ = 0°. A body is projected in horizontal direction with a uniform velocity from top of tower. This leads to the study of motion using equations and known as kinematics. Jun 15, 2021 · Projectile motion problems and answers. dimensions. 2007 What is meant by the term projectile as applied to projectile motion. 2Vsin( ) = 0 & gcos . 4. Using Projectile Motion. 9 m above the fairway is able to strike a ball so that it leaves the club with a horizontal velocity of 20 m s–1. It is mathematically expressed in terms of frame of reference distance, displacement, speed, velocity, and acceleration. Q2 ) A particle is projected from the surface of the earth with a velocity of 20 m/s at an angle of 30 degrees to the horizontal as shown in the figure. Illustrate the path travel by a projectile 3. Show that the path is parabola. ____ 1. Mark Scheme. B) first decreases and then increases. θ=tanˉ1(1/√3) Q7. 0 g sample of blood in the pilot's head. notebook October 21, 2015 ConcepTest 3. rtf. 3. Worksheet 1 ANSWERS. 12 The angle of projection for the range of projectile to be equal to its maximum height is. 4 Assuming that we can neglect air resistance, the relative mass of the balls is completely irrelevant. For low speed objects with reasonable mass, e. JUNE 2008. resultant b. pdf - Free download as PDF File (. 7 m/s at an angle of. Angle of the projection b. 25 s. Circular Motion: Analysing uniform circular motion involving: Cars on banked tracks; Conical pendulum; Motion in a vertical plane; Analysing quantitatively and qualitatively the non-uniform circular motion of objects. The PDF version of the Teacher Toolkit on the topic of Projectile Motion is displayed below. On the diagram, sketch the ideal path of the projectile. Determine the maximum horizontal distance The Galileo version describes projectile motion as a combination of horizontal motion with a constant velocity, equal to the projectile initial horizontal velocity component, and vertical motion with constant acceleration and an. Hence, at sin 2θ = 1, the value of R will be maximum, which indicates that 2θ = 90°, this means that θ should be 45°. 2 1. V = 45, α = 20 and . The second view, described by Newton in his Horizontal Motion Example Questions with Answers. You don’t really need to refer other sources or books to solve these questions. 4. The object is thrown up and off of an elevated platform. Finding the position at a later time . 62*10 5 m/s/s. t = 2 . an object upon which the only force acting is the force of gravity. 0 Introduction What do tennis and basket balls have in common with kangaroos? The ball or body is in motion through the air, the only forces A fish sees a bug on a tree branch that is 4. How does the final velocity compare to Vectors and Projectile Motion Multiple Choice Identify the choice that best completes the statement or answers the question. 7. " Problem 2. Type 2a: A projectile projected vertically upwards which falls back to the same level. Actual Forces. Which component of velocity is always changing? 5. ii) The initial horizontal component of the projectiles velocity. 11)A pilot drops a package from a plane flying horizontally at a constant speed. a) Find the time it takes for the projectile to hit the incline plane. the word projectile c comes fro om the La atin jacerre meaning ‘to throw’ and pro m meaning ‘‘forward’’. b) R = v 2 (sin θ)/2g. A) vsin 2q g B) (vsin q)2 g C) vsin 2q 2g D) (vsin q)2 2g E) v2sin 2q g 3. Students have to pick the correct option and check the answer provided here. 3. 2u cosθ. Of course, each question is given in quiz form so you can practice on your own. A darts player throws darts at a dart board which hangs vertically. The plane's speed is 260 m/s. 8 m/s2. The problems should include when the initial velocity is zero (dropped object), the initial Jul 27, 2022 · Q. The motion of a dart is modelled as that of a particle moving freely under gravity. These need to be evaluated separately. For high speed objects, e. 7 The balls will be closest together as the second ball is thrown. 10) For general projectile motion with no air resistance, the horizontal component of a projectile's velocity A) continuously decreases. 2. ball is projected with speed 40 m s–1 from a point P on a cliff above horizontal ground. See solution below. The Physics Classroom grants teachers and other users the right to print this PDF document and to download this PDF document for private use. We distinguished between motion with constant velocity, such as a bowling ball rolling horizontally, and accelerated motion, such as an object falling vertically under the influence of gravity. Your body accelerates to the right. A projectile could begin its projectile motion with a downward velocity. At what point in its trajectory does this projectile have the least speed? 1) just after it is launched 2) at the highest point in its flight PHYSICS 3204 UNIT 1: FORCE, MOTION AND ENERGY. g. txt) or read online for free. Opposite c. 0 m/s from a cliff 80m high. Type 2b: A projectile projected vertically upwards which falls below the original level. It includes topics like calculating projectile range, time, velocity and trajectory given information like initial velocity, angle, and height. θ=tanˉ1 (3) c. com page containing hundreds of questions and answers about projectile motion to help with homework. motion, including the shape of the projectile’s trajectory and the condition for achieving the maximum horizontal range. (Hint: the time to rise to the peak is one-half the total hang-time. Find. Worksheet 1: Review of Physics 2204. Hence the correct answer is θ = 45°. A projectile motion near the surface of the earth consists of two independent motions, a horizontal motion at constant speed and a vertical one subject to the acceleration due to gravity. 2007 The ceiling of a long hall is 25 m high. The Nov 11, 2021 · Simple Projectile Motion MCQs and Answers are the most important topics for various entrance exam like NEET, AIIMS, JEE. All objects will accelerated towards with earth with a constant Main Vertical Projectile motion problems. FACT: A projectile is in free fall, so its vertical acceleration (a y) is always -10 m/s per second. Applying equation of motion perpendicular to the incline for y = 0. Projectile Motion activity — Projectile Motion Problem Worksheet Answer Key 4 5. Finally, in Section 4, the techniques developed earlier are used to solve a variety of two- PROJECTILE MOTION WORKSHEET A ball is kicked horizontally at 8. practice-questions-in-projectile-motion. At the moment of striking the plane, as velocity is perpendicular to the inclined plane hence component of velocity along incline must be zero. Make a game out of this simulation by trying to hit the target. The car ¶s seat exerts the force. 0 m. 8ms 2. Examiner Report. Where will the ball be 2 seconds later? Horizontal motion . A body of mass m, projected at an angle of θ from the ground with an initial velocity of v, acceleration due to gravity is g, what is the maximum horizontal range covered? a) R = v 2 (sin 2θ)/g. You can choose between objects such as a tank shell, a golf ball or even a Buick. 2007 Give two 2 practical applications of projectile motion at your locality. Worksheet 2 ANSWERS. Now we extend these ideas to nonlinear motion—motion along a curved path. Typical questions are: 1. b) θ = 30°. When dealing with Projectile motion, students in Grade 12 should ensure they solve the following problems: Explain what is meant by a projectile, i. Find the horizontal range of it. C) remains zero. The problems should include when the initial velocity is zero (dropped object), the initial Motion Word Problem Business Word Problem Skid Mark Problem Geometry Word Problem Types of Quadratic Applications I. Oct 21, 2018 · Base your answers to questions 13 and 14 on the information below. with . to study online training courses. Some key terms to know, and how to calculate them, are: Time of flight: how long the projectile is in the air. Sep 20, 2021 · Graphs of Projectile Motion Type 1: Dropping a projectile. solve word problems on projectile motion. The trajectory of an object undergoing projectile motion consists of a vertical component and a horizontal component. Topics and Subtopics in NCERT Solutions for Class 11 Physics Chapter 4 Motion in a plane: QUESTIONS FROM TEXTBOOK. 0 seconds later. frame of reference ____ 2. 79 f80 Motion in Two Dimensions Q4. How many different components of velocity does a projectile have at any point in its path? 3. bb vk tw gi kl ca ey gz qs lo