If a wheel 1 2 m in diameter rotates at one rev... - JAMB Physics 2008 Question
If a wheel 1.2 m in diameter rotates at one revolation per second, calculate the velocity of the wheel.
A
3.6 ms-1
B
3.77 ms-1
C
4.0 ms-1
D
7.5 ms-1
correct option: b
V = wr = 2πf r = 2 x (22)/7 x 1 x 0.6
= 3.77ms-1
= 3.77ms-1
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