Rotational Motion Question 166

Question: A wheel rotates with a constant acceleration of 2.0 radian/sec2. If the wheel starts from rest, the number of revolutions it makes in the first ten seconds will be approximately

Options:

A) 8

B) 16

C) 24

D) 32

Show Answer

Answer:

Correct Answer: B

Solution:

[b]

θ=ω0t+12αt2θ=100rad

Number of revolutions

=1002π=16(approx.)



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