How many radians has the wheel turned through the interval

Reference no: EM13668922

An electric motor rotating a workshop grinding wheel at a rate of 118 rev/min is switched off. Suppose the wheel has a constant negative angular acceleration of magnitude 2.20 rad/s².

1) How long does it take for the grinding wheel to stop?

2) During how many radians has the wheel turned through the interval found in (a)?

Reference no: EM13668922

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