Question Bank – Work, Energy, and Power 1. Very Short Answer Questions (1 Mark) Define work. Answer : Work is said to be done when a force is applied to an object, and the object displaces in the direction of the applied force. What is the SI unit of work? Answer : Joule (J). State the condition for work to be zero.
An online blog project initiative to make Physics Learning easier for students by Mathew Abraham, Kendriya Vidyalaya Konni, Pathanamthitta, Kerala