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CBSE
Class 9
Science
Exploration
Work, Energy, and Simple Machines
Question Bank

If no displacement occurs, wha...

Single Answer MCQ
Q-00171943

If no displacement occurs, what is the work done by any force?

1

Positive work

2

Negative work

3

Zero work

4

Infinite work

Previous QuestionNext Question

Video Explanation

Answer

Solution:

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Keep Practising

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Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What is the work done when a constant force of 10 N displaces an object by 2 m in the direction of the force?

Single Answer MCQ
View explanation
Q2.

A person lifts a 5 kg bag of wheat to a height of 1 m. What is the work done against gravity (g = 9.8 m/s²)?

Single Answer MCQ
View explanation
Q3.

Which of the following situations results in positive work done?

Single Answer MCQ
View explanation
Q4.

When is the work done on an object negative?

Single Answer MCQ
View explanation