Question

what do you understand by positive,negetive and zero work​

Answer 1

Explanation:

Answer: Positive work: when force and displacement are in the same direction, the work performed on an object is said to be positive work. ... Zero work: When force and displacement are perpendicular to each other, or when force or displacement is zero.

Answer 2

Answer:

So,work done is positive. NEGATIVE WORK:The work done is said to be negative work when force and displacement are in opposite direction. ... ZERO WORK:The work done is said to be zero work when force and displacement are perpendicular to each other or when either force or displacement is zero.