A at disco the beam revolves 3600 in 20 minutes. Its maximum coverage is 20 m long. After 2 minutes what length the beam would have covered from its starting point?

A at disco the beam revolves 3600 in 20 minutes. Its maximum coverage

1.	A at disco the beam revolves 3600 in 20 minutes. Its maximum coverage is 20 m long. After 2 minutes what length the beam would have covered from its starting point?
A.	2π m
B.	4π m
C.	4 m
D.	2 m
Answer» C. 4 m

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A at disco the beam revolves 3600 in 20 minutes. Its maximum coverage is 20 m long. After 2 minutes what length the beam would have covered from its starting point?

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