ou push on a block of mass m a frictionless table from rest to a speed v in a time t. What is your average power output? a) – mv^2/2t b)+ mv^2/2t c) mv/t d) zero
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You push on a block of mass m a frictionless table from rest to a speed v in a time t. What is your average power output?
a) – mv^2/2t
b)+ mv^2/2t
c) mv/t
d) zero
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