University:
Boston University
Course:
CAS PY 252 | Principles of Physics 2
Academic year:

2024
Views:

395

Pages:

14
Author:

Clint W.

Assessment Questions 1. Applying a longer lever arm to an object so it will rotate produces a. less torque. b. more torque. c. less acceleration. d. more acceleration. Assessment Questions 1. Applying a longer lever arm to an object so it will rotate produces a. less torque. b. more torque. c. less acceleration. d. more acceleration. Answer: B Assessment Questions 2. When two children of different weights balance on a seesaw, they each produce a. equal torques in the same direction. b. unequal torques. c. equal torques in opposite directions. d. equal forces. Assessment Questions 2. When two children of different weights balance on a seesaw, they each produce a. equal torques in the same direction. b. unequal torques. c. equal torques in opposite directions. d. equal forces. Answer: C Assessment Questions 3. The center of mass of a donut is located a. in the hole. b. in material making up the donut. c. near the center of gravity. d. over a point of support. Assessment Questions 3. The center of mass of a donut is located a. in the hole. b. in material making up the donut. c. near the center of gravity. d. over a point of support. Answer: A Assessment Questions 4. The center of gravity of an object a. lies inside the object. b. lies outside the object. c. may or may not lie inside the object. d. is near the center of mass. Assessment Questions 4. The center of gravity of an object a. lies inside the object. b. lies outside the object. c. may or may not lie inside the object. d. is near the center of mass. Answer: C Assessment Questions 5. An unsupported object will topple over when its center of gravity a. lies outside the object. b. extends beyond the support base. c. is displaced from its center of mass. d. lowers at the point of tipping. Assessment Questions 5. An unsupported object will topple over when its center of gravity a. lies outside the object. b. extends beyond the support base. c. is displaced from its center of mass. d. lowers at the point of tipping. Answer: B Assessment Questions 6. The center of gravity of your best friend is located a. near the belly button. b. at different places depending on body orientation. c. near the center of mass. d. at a fulcrum when rotation occurs. Assessment Questions 6. The center of gravity of your best friend is located a. near the belly button. b. at different places depending on body orientation. c. near the center of mass. d. at a fulcrum when rotation occurs. Answer: B Assessment Questions 7. When a stable object is made to topple over, its center of gravity a. is at first raised. b. is lowered. c. plays a minor role. d. plays no role. Assessment Questions 7. When a stable object is made to topple over, its center of gravity a. is at first raised. b. is lowered. c. plays a minor role. d. plays no role. Answer: A

Rotational Equilibrium Lecture Answer Key

Rotational Equilibrium Lecture Answer Key - Page 3

Rotational Equilibrium Lecture Answer Key - Page 4

Rotational Equilibrium Lecture Answer Key - Page 5

Rotational Equilibrium Lecture Answer Key - Page 6

Rotational Equilibrium Lecture Answer Key - Page 7

Rotational Equilibrium Lecture Answer Key - Page 8

Rotational Equilibrium Lecture Answer Key - Page 9

Rotational Equilibrium Lecture Answer Key - Page 10

Rotational Equilibrium Lecture Answer Key - Page 11

Rotational Equilibrium Lecture Answer Key - Page 12

Rotational Equilibrium Lecture Answer Key - Page 13

Rotational Equilibrium Lecture Answer Key - Page 14

of 14

Description

Free up your schedule!

Take 5 seconds to unlock