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A constant net torque is exerted on an object. Which of the following quantities for the object cannot be constant? Choose all that apply. 

(a) angular position 

(b) angular velocity

(c) angular acceleration

(d) moment of inertia

(e) kinetic energy

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Aerielle Anne Beltran
Aerielle Anne BeltranLv10
21 Dec 2020

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

To understand the definition and the meaning of moment of inertia; to be able to calculate the moments of inertia for a group of particles; to relate moment of inertia to kinetic energy.

 

1016273A.jpg

 

 

A. On which of the following does the moment of inertia of an object depend? Check all that apply:

linear speed, linear acceleration, angular speed, angular acceleration, total mass, shape and density of the object, and location of the axis of rotation

 

B. What is the moment of inertia   of particle a?

a.  

b.  

c.  

d. undefined: an axis of rotation has not been specified.

1. If an object is rotating clockwise, this corresponds to a _____ angular velocity​:

a- negative

b- positive

2. The angular displacement of a rotating object is measured in

a- degrees per second

b- degrees

c- radians

3. Which factor does the torque on an object NOT depend on?

a- the angle at which the force is applied

b- the object's angular velocity
c- the magnitude of the applied force

4. A net torque applied to an object causes __________.

a- the object to rotate at a constant rate
b- a linear acceleration of the object
c- the moment of inertia of the object to change
d- the angular velocity of the object to change

5. For an extended object, the weight force can be considered to act at which point?

a- At the center of gravity of the object
b- At the center of the object
c- At end of the object closest to the ground
d- At the end of the object farthest away from the ground

6. Moment of inertia is __________.

a- the rotational equivalent of mass
b- the point at which all forces appear to act
c- the time at which inertia occurs

On which of the following does the moment of inertia of an object depend? check all that apply.

  1. Linear speed.
  2. Linear acceleration.
  3. Angular speed.
  4. Angular acceleration.
  5. Total mass.
  6. Shape and density of the object.
  7. Location of the axis of rotation.

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