Solved UPSC CDS/OTA Question
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Q · Newton's Laws of MotionMedium · 45s
A man pushes a wall with a force of 100 N, but the wall doesn’t move. Why?
TopicNewton's Laws of Motion
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
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By Newton’s Third Law, the wall exerts an equal and opposite reaction force of 100 N. Since the net force is zero, the wall doesn’t move.
Final Answer: Option C - The wall pushes back with equal force