Q.

Five people must be lifted in an elevator to a distance of 100 m. The work is found to be 341.2 kJ and the gravitational acceleration is 9.75 m/s2. The average mass per person is

A. Pulsejet
B. 72 kg
C. 70 kg
D. 67.5 kg
E. 65 kg
Answer» C. 70 kg
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