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March 28, 2017

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A SIMPLE MACHINE PRODUCE 25 JOULES, WHAT IS THE OUTPUT WORK FOR EVERY 50 JOULES OF INPUT WORK. WHAT IS THE EFFICIENCY OF THIS MACHINE?

  • PHYSICAL - ,

    E=WORK OUTPUT/ WORK INPUT *100
    E= 25
    _____ *100
    50
    E=50%

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