Mechanical Engineering - Engineering Mechanics - Discussion

Discussion Forum : Engineering Mechanics - Section 1 (Q.No. 46)

Engineering Mechanics

46.

Work done is said to be zero, when

some force acts on a body, but displacement is zero

no force acts on a body but some displacement takes place

either (a) or (b)

none of the above

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

19 comments Page 2 of 2.

Shubboo said: 1 decade ago

From 1st law body remains in state of rest if does not any force applied then how B?

Patrick said: 9 years ago

There can't be displacement without force if Newton's first law is accepted.

Abubakar said: 1 decade ago

Force is zero so using the formula w=f*d work done will be zero.

Yogesh said: 10 years ago

Any body can give me an example of displacement without force?

Rohit said: 8 years ago

How is it possible that without any force a body moves?

(1)

Ed said: 9 years ago

It is impossible to get displacement without force.

Bhavsinh said: 10 years ago

Displacement not happen without applying force.

Sagar007 said: 9 years ago

I think, Option A is correct.

Nares said: 1 decade ago

W = Force * Displacement.

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