Chapter 5 Work, Energy and Power || PCTB New Physics Book Solution
MCQs Question 5.1 Work done is maximum when the angle between the force \( F \) and the displacement \( d \) is: (a) \( 0^\circ \) (b) \( 30^\circ \) (c) \( 60^\circ \) (d) \( 90^\circ \) Correct Option: (a) \( 0^\circ \) Reason: Work is maximum when the force and displacement are…