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Science: Work, Power and Efficiency Practice Problems: Work = Force x Distance Power = Work / Time Percent Efficiency = Work Output/Work Input x 100 Step 1: Write the equation Step 2: Substitute with units
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Science: Work, Power and Efficiency Practice Problems:

Work = Force x Distance
Power = Work / Time
Percent Efficiency = Work
Output/Work Input x 100

Step 1: Write the equation
Step 2: Substitute with units
Step 3: Solve with units
rounding to the nearest tenth

1) It took 639 Newtons to push a table 21 meters. How much work was done?

User Kulin Choksi
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1 Answer

11 votes

Answer:

I believe it is 13,419 joules.

Step-by-step explanation:

I could be very wrong, please fact check me

User Olasimbo
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