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A flywheel rotates about a fixed axis an...

A flywheel rotates about a fixed axis and slows down from 300 rpm to 100 rpm in 2 minutes (i) What is the angular acceleration in `"rad min"^(-2)` ? (ii) How many revolutions does the wheel complete during this time ?

A

`100/pi`

B

100

C

`100pi`

D

`200pi`

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The correct Answer is:
D
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