Question on: WAEC Physics - 1997
An object of mass 0.40 kg attached to the end of a string is whirled around in a horizontal circle of radius 2.0m with a constant speed of 8(ms^{-1}). Calculate the angular velocity of the object
A
0.8rad\(s^{-1}\)
B
2 rad\(s^{-1}\)
C
4 rad\(s^{-1}\)
D
8 rad\(s^{-1}\)
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Correct Option: C
V=rw, 8=2w, w=8/2= 4rad/s
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