Angular speed is the rate of change of:
AAngular duration
BAngular diameter
CAngular distance
DAngular density
Answer & Solution
Correct answer: C. Angular distance
1. It measures how fast the angle sweeps out.
2. The angular speed is the rate of change of angular distance.
3. So the correct answer is angular distance.
_Source: NCERT Class 11 Physics Part I, Ch 4 'Motion in a Plane'_
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