: A Fan speeds up from a low speed $($i$=50$ RPM$)$ to a medium speed $($f$=150$

RPM$)$ in $300$ complete rotations. What is its angular acceleration in Rad$/$s$2?$

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Setup for question $11$: Rotational Impulse

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Torque$($N m$)$

time in sec

Torque$($N m$)$

Q$11$: Calculate the $$Rotational Impulse$$ in $($N$$m$)$s