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An action force is 50 N to the left. The reaction force must be:
A. 50 N right
B. 50 N down
C. 50 N left
D. 50 N up

An action force is 50 N to the left The reaction force must be A 50 N right B 50 N down C 50 N left D 50 N up class=

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subtomex0

According to Newton's Third Law:

"For every action,there exists an equal and opposite reaction"

So an action force of 50 N to the left, results in a 50 N reaction force to the right.

Option A
Answer is B
50 N down