Laws Of Motion Question 415

If $ F=20N $, with how much force does block A press block B?

Options:

A) 10 N

B) 20 N

C) 30 N

D) Zero (0)

Show Answer

Answer:

Correct Answer: D

Solution:

If F = 20 N, 10 kg block will not move and it will not press 5 kg block, so N = 0.

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