Find how long does it take for the grinding wheel to stop

Reference no: EM13316101

An electric motor rotating a workshop grinding wheel at a rate of 9.80x10^1 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.10 rad./s^2.

A) how long does it take for the grinding wheel to stop?

________s

B) Through how many radians has the wheel turned during the interval found in (a)?

________rad

Reference no: EM13316101

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