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Science Clinic => Physics => Topic started by: oliviahorn72 on Aug 1, 2020

Title: When the sum of the external forces and the sum of the external torques on a body are both zero, we ...
Post by: oliviahorn72 on Aug 1, 2020

Question 1

When the center of a bicycle wheel has linear velocity relative to the ground, the velocity relative to the ground of point P' at the top of the wheel is



0.

.

.

.

.


Question 2

When the sum of the external forces and the sum of the external torques on a body are both zero, we can conclude that

the body is moving at constant velocity but is not rotating.

the body is rotating at constant angular velocity but has no linear velocity.

the body has neither linear nor angular velocity.

the body may have constant linear or angular velocity, but not both simultaneously.

the body may have constant linear or constant angular velocity, or both simultaneously.
Title: When the sum of the external forces and the sum of the external torques on a body are both zero, we ...
Post by: pocatato on Aug 1, 2020

Answer 1

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Answer 2

the body may have constant linear or constant angular velocity, or both simultaneously.
Title: Re: When the sum of the external forces and the sum of the external torques on a body are both zero,
Post by: Diz Doz on Aug 2, 2020
Thank you