A boy weighing 50 kg put a backpack weighing 5 kg on his shoulders. With what force does the boy press down on the floor?
| February 28, 2021 | education
Let’s find a mass of a boy with a briefcase:
50 + 5 = 55 kg.
F = m * g, where g = 9.8
F = 55 * 9.8 = 539 N.
Answer: 539 N.
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