Rotational Motion Question 178

Question: A wheel of radius 0.lm (wheel A) is attached by a non-stretching belt to a wheel of radius 0.2m (wheel B). The belt does not slip. By the time wheel B turns through 1 revolution, wheel A will rotate through

Options:

A) 12 revolution

B) 1 revolution

C) 2 revolution

D) 4 revolution

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Let speed of belt be v Angular speeds of wheels

ωB=v2πRB,ωA=v2πRA;ωAωB=RBRA=2



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