What is the force of gravity acting on a student weighing 40kg? on his knapsack 3 kg?
| November 29, 2020 | education
gravity formula F = mg, where g is the acceleration due to gravity (9.8)
1) F = 40 * 9.8 = 392 (N) the force that acts on the student
2) F = 3 * 9.8 = 29.4 (N) the force that acts on the student’s backpack
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