Asked by Rushi mudgal

A flywheel is rotating at speed of 1200 rpm its angular acclaration is 4 rad/s how many rotation it will be done before coming to rest

Answers

Answered by Steve
I assume you mean deceleration, or else it is speeding up.

Also, acceleration is measured in rad/s^2.

1200 rpm is 2400π/60 rad/s = 40 rad/s

so, if it loses 4 rad/s every second, how long will it take to lose all 40 rad/s?
Answered by SAGAR
Is 40 ans correct???????????
Answered by Steve
NO!

40rad/s
---------------- = 10s
4 rad/s^2

how could you possibly have come up with 40?
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