Question

1.what is work? write about positive and negative work​

Answer 1

do work that gives benefit is positive work and which give negative benefit is negative work

Explanation:

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Answer 2

what is work ?

Work, in physics, measure of energy transfer that occurs when an object is moved over a distance by an external force at least part of which is applied in the direction of the displacement. ... No work is done in either case.

write about positive and negative work ?

Positive work done – The work done is said to be positive when force and displacement are in the same direction.

Negative work done – The work done is said to be negative when force and displacement are in opposite directions.