A music compact disc of radius 50cm does sastified 45rev in 1 minute. calculate its angular velocity, angular acceleration and linear acceleration

Subject:
Science
Author:
nixon
Created:
1 year ago

Answers 1

Answer:

w=30πrad/s Given Data: [r=0.5m

@=π\2rad/s2 S=45rev=45×2π

a=π\4m/s2 t=60s]

Explanation:

w=ang.displacement/time as (angular displacement=S/r)

w=(45×2π\0.5m)/60s

w=30πrad/s

@=w/t

@=30π\60s

@=π\2rad/s2

a=r@

a=0.5m(π\2)

a=π\4m/s2

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A music compact disc of radius 50cm does sastified 45rev in 1 minute. calculate its angular velocity, angular acceleration and linear acceleration

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