Answer:
Angular acceleration = =
Given, t1 = 0 s, 1 = 0 rad/s
At t = 3.5 s, 2 = 0 rad/s (from graph)
Therefore, angular acceleration at t = 3.5 s is
= (0 rad/s - 0 rad/s) / (3.5 s - 0 s) = 0 rad/s2
Hence, option (C) is correct.
This graph shows the angular velocity of a turntable as a function of time. What is...
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