The gravitational force between two electrons that are 0.97, Ask an Expert

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Q. The gravitational force between two electrons that are 0.97 m apart is 5.76 multiplied by 10-71 N. Find the mass of an electron. (Use G = 6.67 10-11 N · m2/kg2.)

Q. The loaded cab of an elevator has a mass of 3.0 103 kg and moves 209 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?

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