Student C takes 0.5 minutes to push the trolley. How much power do they use? Show your working. – 7511

Q1.

Student C takes 0.5 minutes to push the trolley. How much power do they use? 

Show your working. 

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answer: ……………………….. W [4]

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One thought on “Student C takes 0.5 minutes to push the trolley. How much power do they use? Show your working. – 7511

  1. Use the formula: Power = energy ÷ time
    Convert time into seconds: 30 minutes = 1800 seconds
    Energy used = 120 × 12 = 1440 J
    Power = 1440 ÷ 30 = 48 W
    = 48 watts (W)

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