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Power and Energy
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Questions (55)
A 1.50 103-kg car starts from rest and accelerates uniformly to 18.5 m/s in 11.3 s. Assume that air resistance remains constant
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Mark
441 views
A current of 11 amps at 240 V flows through an electric range. If it is used an average of one hour per day:
a. Calculate the
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asked anonymously
45 views
Assume a power bank of heating resistors is rated at 40KW and is connected to a 240V supply. The resistors operate for more that
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Prove that the instantaneous power is equal to the dot product of force and velocity
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A 12,5kW single-phase inductive load operation at a power factor of 0,75 lagging is connected to a 240V supply. Each conductor
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