A 75 x 104 w motor that is 75 efficient exerts an average
A 7.5 x 10^4 W motor that is 75% efficient exerts an average force of 3.5 x 10^3 N to move a boat at a constant speed. How fast is the boat moving?
NOTE: efficiency = output/input.
Motors are rated as to their input. 7.5 x 10^4 is the power input.
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here are the questionssolve the differential equations by separation of variablesa e-ysinx - ycos2x 0b ycosx - y
an electricity generating station has a rated output of 300 megawatts given that the station heat rate is 12 000kjkw-h
a 75 x 104 w motor that is 75 efficient exerts an average force of 35 x 103 n to move a boat at a constant speed how
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