alea9seya0loW alea9seya0loW

15-02-2017
Mathematics

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A motor with an efficiency of 75% must supply 240 j of useful work. what amount of work must be supplied to the motor? j 180 j 320 j 420 ja motor with an efficiency of 75% must supply 240 j of useful work. [ what amount of work must be supplied to the motor? answer is 180j ]

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Hoodsie Hoodsie

15-02-2017

Work applied to motor is 320j.

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Trammche000 Trammche000

28-10-2019

Answer:

the answer is 320j

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