This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A projectile is launched at an angle of 45$^{o}$ with a velocity of 250 m/s. If air resistance is neglected, the magnitude of the horizontal velocity of the projectile at the time it reaches maximum altitude is equal to A) 0 m/s. B) 175 m/s. C) 200 m/s. D) 250 m/s. Show Answer Correct Answer: B) 175 m/s. 2. Marcellus drops a half-eaten apple out the car window 1.0 m above the ground while traveling down the road at 18 m/s. How far, horizontally, from the initial dropping point will the pit hit the ground? A) 5.23 m. B) 8.14 m. C) 18 m. D) 4 m/s. Show Answer Correct Answer: B) 8.14 m. 3. Jack and Rose are holding hands and spinning in a circle as fast as they can. If Rose lets go by accident, what can you say about Jack's motion? A) It will be in a straight line opposite of Rose. B) It will be in a straight line in the direction of the instantaneous velocity. C) It will be in a curved path in the direction that he was originally going. D) Rose said she would never let go she lied. Show Answer Correct Answer: B) It will be in a straight line in the direction of the instantaneous velocity. 4. A force of 20 N is applied tangentially to a wheel of radius 0.2 m. What is the resulting torque? A) 2 Nm. B) 4 Nm. C) 6 Nm. D) 8 Nm. Show Answer Correct Answer: B) 4 Nm. 5. Alan drives from town a to town b with a distance of 30km and from town b to town c with a distance of 25km he then makes a u turn and drives back to town A what is the displacement of the journey A) 55km. B) 5km. C) 25km. D) 0km. Show Answer Correct Answer: D) 0km. 6. Which wrench would make it easier to remove a stubborn bolt? A) 5 inch long. B) 6 inch long. C) 7 inch long. D) 8 inch long. Show Answer Correct Answer: D) 8 inch long. 7. Determine the number of significant digits of 4.7500 A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: C) 5. 8. The SI unit for time is A) Second (s). B) Minute (min). C) Hour (hr). D) Year (yr). Show Answer Correct Answer: A) Second (s). 9. When we discuss the motion of something, its motion is described relative to something else. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. What is the formula to calculate Velocity. A) V=d/t. B) V=t/d. C) V=t x d. D) V=d x t. Show Answer Correct Answer: A) V=d/t. 11. When is an object under uniform acceleration? A) None of the following. B) When the direction is straight. C) When the velocity change is constant per unit time. D) When the time is constant. Show Answer Correct Answer: C) When the velocity change is constant per unit time. 12. The unit for speed is: A) M. B) M/s. C) M/s$^{2}$. D) S. Show Answer Correct Answer: B) M/s. 13. How many radians are there in one complete rotation? A) $\pi$. B) $2$. C) $1$. D) $2\pi$. Show Answer Correct Answer: D) $2\pi$. 14. What are the units for acceleration? A) M/s. B) M/s$^{2}$. C) M. D) S/m. Show Answer Correct Answer: B) M/s$^{2}$. 15. You are walking and start to slow down. Do you have acceleration? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 16. A solid cylinder rotates with constant angular acceleration about a fixed axis. The cylinder's moment of inertia (I) about the axis is 5.0 kg-m$^{2}$ . At time t = 0 s, the cylinder is at rest. At time, t = 2.0 s, its angular velocity is 1.0 rad/s. Q; What is the angular acceleration of the cylinder between t = 0 s and t = 2 s? A) 0.5 rad/s$^{2}$. B) 1.0 rad/s$^{2}$. C) 2.0 rad/s$^{2}$. D) 4.0 rad/s$^{2}$. Show Answer Correct Answer: A) 0.5 rad/s$^{2}$. 17. Two identical balls are dropped from a tall building, one a few seconds after the other. Air resistance is not negligible. As the balls fall, the distance between the balls will A) Decrease. B) Increase. C) Increase then remain constant. D) Remain constant. Show Answer Correct Answer: C) Increase then remain constant. 18. Meters is the unit for which physics concept? A) Initial velocity. B) Acceleration. C) Final velocity. D) Time. E) Distance. Show Answer Correct Answer: E) Distance. 19. Displacement refers to A) Total ground covered along any path. B) Straight-line change in position from initial to final, including direction. C) Product of mass and velocity. D) Rate at which distance changes. Show Answer Correct Answer: B) Straight-line change in position from initial to final, including direction. 20. Ray runs 30 feet north, 30 feet west, and then 30 feet south. What is the displacement? A) 30 feet west. B) 90 feet. C) 30 feet south. D) 0 feet. Show Answer Correct Answer: A) 30 feet west. 21. Which of the following is always true? A) F$_{net}$ = ma. B) F$_{net}$ = m + a. C) F$_{net}$ = m-a. D) F$_{net}$ = m/a. Show Answer Correct Answer: A) F$_{net}$ = ma. 22. A woman drives 200 miles west and then turns south and drives 375 miles. Her trip takes her 11.75 hrs. Answer the following questions. What is the woman's average SPEED during the trip? A) 48.94 m/hr. B) 0.02 m/hr. C) 67 m/hr. D) 14.89 m/hr. Show Answer Correct Answer: A) 48.94 m/hr. 23. An object is thrown upwards on Earth with an initial velocity of 30 m/s. The acceleration due to gravity on Earth is around-10 m/s. What is the velocity of the object after 2 seconds? A) 10 m/s. B) 300 m/s. C) -300 m/s. D) 3 m/s. Show Answer Correct Answer: A) 10 m/s. 24. For every action, the reaction is A) Greater than the mass of the object. B) Equal and opposite. C) Equal and constant. D) Less than the force of gravity. Show Answer Correct Answer: B) Equal and opposite. 25. A pair of vernier calipers is not the best tool to use to measure ..... A) The depth of a jar. B) Thickness of an atom. C) External diameter of a beaker. D) The internal diameter of a beaker. Show Answer Correct Answer: B) Thickness of an atom. ← 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