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You stand in front of a brick wall and press against it with a force of...

You stand in front of a brick wall and press against it with a force of 20 N. The wall presses back on you with a force of

A) 10 N

B) zero N.
C) 19 N
D) 20 N
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Answer #1

And : (D) 20 N

Because: From Newton's third law, Action and reation are equal in magnitude and opposite in direction. When you are pushing the wall with 20N force the wall is also pushing you back with the same magnitude of force.

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