Find work when lifting a body weighing 850g to a height of 3m 40cm.
| December 16, 2020 | education
The formula for calculating mechanical work: A = F × S.
Unit conversion:
3m40cm = 340cm.
Decision:
A = 850 × 340 = 289,000 J.
289,000 J = 289 kJ.
Answer: 289 kJ.
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