Q1 the loaded cab of an elevator has a mass of 30 x 103 kg

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Reference no: EM13354402

Q1. The loaded cab of an elevator has a mass of 3.0 x 103 kg and moves 221 m up the shaft in 23 s at constant speed. At what average rate does the force from the cable do work on the cab?

Q2. A small grinding wheel has a moment of inertia of 4.0×10-5 kg m^2. What net torque must be applied to the wheel for its angular acceleration to be 160 rad s^2?

Q3. Which is most possible to hurt-being stepped on by a 300-lb man wearing loafers or being stepped on through a 100-lb woman wearing high heels?

Reference no: EM13354402

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