Question

explain positive negative and zero work with example​

Answer 1

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:

Positive work: when force and displacement are in the same direction, the work performed on an object is said to be positive work. ... Example: Work was done the gravity on a rocket going perpendicular upwards. Zero work: When force and displacement are perpendicular to each other, or when force or displacement is zero.