A body rotating with an angular speed of 600   rpm is uniformly accelerated to 1800   rpm in 10…

A body rotating with an angular speed of 600 rpm is uniformly accelerated to 1800 rpm in 10 sec. The number of rotations made in the process is

Solution

ωf=ω0+αt

α=1200×6

θ=ω0t+12αt2

=600×1060+12×1200×6×136

θ=200

Asked in: JEE Main 2021 (20 Jul Shift 2)

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