Answer / er. ankur vashisht

horse power is defined as the amount of weight in pounds
that a horse could lift one foot in one second. by
experiment it was found that an avg. horse can lift 550lb.
one foot in one second.
consequently,

1 hp = 550lb-feet/sec.

Answer / devesh singh thakur

p=(2*3.14*NT)/4500
this formula will help you to find out the power in hp....

Answer / sudheer thota

POWER IS THE RATE OF DOING WORK.
THE WORK CAN BE DONE BY SLOWLY OR RAPIDLY.THE RATE AT WHICH
THE WORK IS DONE IS MEASURED IN TERMS OF POWER, A HORSE CAN
DO WORK SLOWLY ,WHILE A MACHINE CAN DO A GREAT AMOUNT OF
WORK.


UNITS OF POWER:M-KG/SEC,
M-KG/MIN.

ONE HORSE POWER=75 M-KG/SEC,
=4500M-KG/MIN.

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