Chapter 7 Work, Energy, and Simple Machines - Part 3

What is the work done by a man who pushes against a rigid immovable brick wall with a force of 100 N for 10 minutes?

Type: MCQ • Marks: 1
What is the work done by a man who pushes against a rigid immovable brick wall with a force of 100 N for 10 minutes?
Options
A. 60,000 J
B. 1000 J
C. 100 J
D. Zero
Explanation
Since the wall does not move (displacement s = 0), work done is zero.
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Class 9th Science (MCQ)

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