Angular displacement - of a flywheel varies with time as - at - bt 2- ct 3- then angular acceleration of the flywheel is given by A- a-2 b t-3 c t2B- 2 b-6 tC- a-2 b-6 tD- 2 b-6 c t

The correct option is D Angular acceleration α = d^2θ/dt^2 = d^2/dt^2 (at+bt^2+ct^3) = 2b+6ct ...

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Correlation to Linear Motion

Angular displ...

Question

Angular displacement $θ$ of a flywheel varies with time as $θ = a t + b t^{2} + c t^{3}$ , then angular acceleration of the flywheel is given by

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