Physics-Work Done by Forces
NEET Physics Work Done by Forces MCQ Question
Type: MCQ-fact-Hard-Class 11
What is the sign of work done by the gravitational force when a man lifts a bucket out of a well?
A
Positive
B
Negative
C
Zero
D
Indeterminate
Correct Answer
Option B
Detailed Explanation
The work done by gravitational force is negative when the direction of the force (downward) is opposite to the direction of displacement (upward) while lifting the bucket.
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