3. An object whose mass is 60 kg is hanging on a thin wire. The object has a potential energy of 15000 J. How high is the object above the ground?
GPE:
M:
G:
H=

Apotter's wheel moves uniformly from rest to an angular speed of 0.20 rev/s in 32.0 s. (a) find its angular acceleration in radians per second per second. rad/s2 (b) would doubling the angular acceleration during the given period have doubled final angular speed?