Question

Consider a particle of mass m = 25.0 kg revolving around an axis with angular speed ω. The perpendicular distance from the particle to the axis is r= 1.75 m . (Figure 1)

Part A

Which of the following are units for expressing rotational velocity, commonly denoted by ω?

.

Check all that apply.

radians per second

degrees per second

meters per second

arc seconds

revolutions per second

Part C

Now that you have found the velocity of the particle, find its kinetic energy K.

Express your answer numerically, in joules.

K =	_______	J

SubmitRequest Answer

Answer 1