Physics And Measurement Question 315

Question: The unit of angular acceleration in the SI system is

[SCRA 1980; EAMCET 1981]

Options:

A) $ Nk{{g}^{-1}} $

B) $ m{{s}^{-2}} $

C) $ rad{{s}^{-2}} $

D) [mk{{g}^{-1}}K $

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Answer:

Correct Answer: C

Solution:

Angular acceleration $ =\frac{\text{Angular velocity}}{Time}=\frac{rad}{{{\sec }^{2}}} $



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