Wednesday
July 23, 2014

Homework Help: physics

Posted by sttslt on Friday, December 6, 2013 at 8:29pm.

a student is riding in an elevator moving vertically down at a constant speed V. If the mass of the student is M, the power delivered to the student by the normal force of the elevator floor is:

+MgV
zero
-MgV
MgV^2

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