Q9 Given below are few situations. Study them and state in which of the given cases work is
said to be done. Give reason for your answer.
(1) a girl pulling a trolley for about 2m distance
(2) a person standing with a heavy bag on his head,
Answers
Answered by
0
Answer:
a is correct answer
Explanation:
in physics work is the product of force and displacement.as displacement in option b is zero so work done becomes zero
Answered by
0
Answer:
a is correct
Explanation:
In physics work is the product of Force and displacement. as displacement in option b is zero so work done becomes zero
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