This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 31 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is the correct kinematic equation for calculating final velocity? A) $v_f = v_i + at$. B) $v_f = v_i-at$. C) $v_f = v_i + 2at$. D) $v_f = v_i-2at$. Show Answer Correct Answer: A) $v_f = v_i + at$. 2. A 2.5-kg mass is undergoing uniform circular motion with a constant speed of 3.5 m/s in a circle of radius 0.8 m. Calculate the centripetal acceleration of the mass. A) 15.3 m/s$^{2}$. B) 4.4 m/s$^{2}$. C) 50 m/s$^{2}$. D) 10.9 m/s$^{2}$. E) 38.3 m/s$^{2}$. Show Answer Correct Answer: A) 15.3 m/s$^{2}$. 3. Starting from rest, a vehicle accelerates on a straight level road at the rate of 4.0 m/s2 for 5.0 s. What is the total distance the vehicle travels during this time interval? A) 10 m. B) 20 m. C) 25 m. D) 40 m. E) 50 m. Show Answer Correct Answer: E) 50 m. 4. If the net force is equal to zero, the forces acting on the object are A) Balanced. B) Unbalanced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Balanced. 5. What is the unit for both distance and displacement? A) Second. B) Kilogram. C) Meter. D) Newton. Show Answer Correct Answer: C) Meter. 6. An object falls straight down on Mars-what is it's initial velocity? A) 0 m/s. B) -3.8 m/s/s. C) 3.8 m/s/s. D) -9.8 m/s/s. Show Answer Correct Answer: A) 0 m/s. 7. A force of 50-N is applied to a 4 kilogram mass. The acceleration of the object is: A) 200 m/s$^{2}$. B) 12.5 m/s$^{2}$. C) 54 m/s$^{2}$. D) 46 m/s$^{2}$. Show Answer Correct Answer: B) 12.5 m/s$^{2}$. 8. What is the nature of the slope of the displacement-time graph in non-uniform motion? A) Negative. B) Decreasing. C) Positive. D) Increasing. Show Answer Correct Answer: A) Negative. 9. $\Delta$V =? A) V(i)-V(f). B) V(f) + V(i). C) V(f)-V(i). D) 1/2 V(f) + V(i). Show Answer Correct Answer: C) V(f)-V(i). 10. A baseball catcher throws a ball vertically upward and catches it in the same spot as it returns to the mitt. At what point in the ball's path does it experience zero velocity and constant, nonzero acceleration at the same time? A) Midway on the way up. B) At the top of its trajectory. C) The instant it leaves the catcher's mitt. D) The instant before it arrives in the catcher's mitt. Show Answer Correct Answer: B) At the top of its trajectory. 11. One object is dropped and another is fired horizontally from the same height and at the same time. Which object hits the ground first? A) The dropped object. B) The fired object. C) Both hit at the same time. D) Depends of the initial height. Show Answer Correct Answer: C) Both hit at the same time. 12. When the velocity of an object does not change, what happens to its acceleration? A) Nothing, it does not accelerate. B) It is constant acceleration. C) It is changing acceleration. D) Need more information to determine. Show Answer Correct Answer: A) Nothing, it does not accelerate. 13. The equation for finding average acceleration for straight-line motion is A) (V$_{i}$-V$_{f}$) x Time. B) (V$_{f}$-V$_{i}$) / Time. C) V$_{i}$+V$_{f}$+time. D) V$_{i}$+$_{}$V$_{f}$-time. Show Answer Correct Answer: B) (V$_{f}$-V$_{i}$) / Time. 14. What is the main purpose of the kinematic equations? A) To measure temperature. B) To calculate force. C) To determine chemical reactions. D) To describe motion. Show Answer Correct Answer: D) To describe motion. 15. Scalar is ..... A) A quantity that does not involve direction. B) A quantity containing a magnitude and direction. C) A quantity containing a direction only. D) A quantity that does not involve direction and magnitude. Show Answer Correct Answer: A) A quantity that does not involve direction. 16. For any given motion, the distance is ..... A) The direction which an object moves. B) The scalar of the object's velocity. C) How far out of place which the object finishes relative to the starting location. D) The amount of ground which is covered by the moving object. Show Answer Correct Answer: D) The amount of ground which is covered by the moving object. 17. A positive acceleration means that your object is A) At rest. B) Speeding up. C) Moving. D) Slowing down. Show Answer Correct Answer: B) Speeding up. 18. What is the magnitude of a vector? A) The direction of the vector. B) The numerical value or size of the vector. C) The displacement of the vector. D) The distance covered by the vector. Show Answer Correct Answer: B) The numerical value or size of the vector. 19. What is the SI unit of displacement? A) Meter. B) Meter per second. C) Meter per second squared. D) Second. Show Answer Correct Answer: A) Meter. 20. A car traveling at an initial speed v decelerates uniformly to a stop in a time t and a distance d. The stopping time is A) Directly proportional to the initial speed v. B) Directly proportional to the square of the speed v. C) Inversely proportional to the initial speed v. D) Inversely proportional to the square of the initial speed v. Show Answer Correct Answer: A) Directly proportional to the initial speed v. 21. What are the four main conditions that describe movement in physics? A) Temperature, Pressure, Volume, Density. B) Mass, Energy, Power, Momentum. C) Time, Position, Velocity, Acceleration. D) Time, Speed, Distance, Force. Show Answer Correct Answer: C) Time, Position, Velocity, Acceleration. 22. Mack was skating to the park. He went 1.5 mi north, west for 0.75 mi, south 3 mi, and east 1.25 mi. What is Mack's total displacement? A) 1.58 mi NW. B) 2.5 mi NE. C) 1.58 SE. D) 1.75 SW. Show Answer Correct Answer: C) 1.58 SE. 23. Complete the following statement:When a net torque is applied to a rigid object, it always produces a A) Constant acceleration. B) Rotational equilibrium. C) Constant angular velocity. D) Constant angular momentum. E) Change in angular velocity. Show Answer Correct Answer: E) Change in angular velocity. 24. An object falls on Mars, where the acceleration due to gravity is around-4 m/s/s. What is the object's velocity 12 seconds later? A) -48 m/s. B) 48 m/s. C) 3 m/s. D) -3 m/s. Show Answer Correct Answer: A) -48 m/s. 25. A projectile has a trajectory of 55 degrees and a projectile velocity of 13 m/s. What would the vertical velocity be of the projectile? A) 10.64 m/s. B) 8.50 m/s. C) 12.30 m/s. D) 9.15 m/s. Show Answer Correct Answer: A) 10.64 m/s. ← PreviousNext →Related QuizzesClass 11 Physics (Part I) Chapter 2 Kinematics Quiz 1Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 2Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 3Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 4Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 5Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 6Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 7Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 8Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 9Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books