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Answer Posted / syed rafiudeen
hp : the measure of rate of work .one horse power is
equivalent to lifting 33,000 pounds to a height one afoot
in one minutes .the horse power of motor is expressed a
function of torque and rpm for motor the following
approximate formula may be used
hp =txrpm /5250
t-torque (in-ib.ft),rpm- revolutin per minute
hp -horse power
kw : the watts is relatively small unit of power the kilo
watts (kw) 1,000 watts is use where large unit of power
measurement are desirable
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