Physics

Physics, 21.09.2019 11:30, chrissulli4605

Agirl performed 50 j of work lifting a heavy box. it took her 5 seconds to lift the box. what was her power?

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Physics, 21.06.2019 23:30, Longjeremiahs8864

1.in one challenge on the titan games, competitors have to lift 200 pounds up a long ramp. angel is able to move the weight in 42 seconds. anthony gets it done in only 38 seconds. which statement is true? angel has more power than anthony. angel does more work than anthony. anthony does more work than angel. anthony has more power than angel. 2.a mountain climber exerts 41,000 j of work to climb a cliff. how much power does the climber need if she wants to finish in only 500 seconds? power = work / time 20,500,000 watts 82 watts 0.0122 watts 41,500 watts 3.your family is moving to a new apartment. while lifting a box 83 joules of work is done to put the box on a truck, you exert an upward force of 75 n for 3 s. how much power is required to do this? (hint: you only need two of the 3 numbers given! ) power = work / time 249 watts 25 watts 2075 watts 27.7 watts

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Physics, 09.07.2019 14:50, zariahj044

When practicing safe lifting, a worker should do which of the following? a. avoid lifting above shoulder level b. bend down and twist or turn while lifting c. lift as much as possible as long as they have a clear view d. lift with the upper body

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Physics, 30.09.2019 22:30, Jonny13Diaz

500 j of work are done in 4 seconds to lift a 40 kg box to the top of a high shelf. how much power was required to complete the lift?

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Advanced Placement (AP), 30.10.2019 07:31, kennyjortiz

When practicing safe lifting, a worker should do which of the following? a. avoid lifting above shoulder level b. bend down and twist or turn while lifting c. lift as much as possible as long as they have a clear view d. lift with the upper body

Answers: 3

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