1.

An electric motor creates a tension of 4500 N in hoisting a cable and reels it at e rate of 2 mof the motor is75./s. The power(1) 25 Kw(2) 9 KW(3) 225 KW(4) 90 KWi iart it unth 2 speed of

Answer»

Power = force X velocity

power = 9000 watt



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