Assertion (A) : The displacement of a vertically projected body during last second of its upward motion is…
Assertion (A) : The displacement of a vertically projected body during last second of its upward motion is $\frac{g}{2}$.
Reason $(\mathrm{R})$ : For a vertically projected body the acceleration decreases gradually and becomes $\frac{g}{2}$ during the last second of upward motion.
Both (A) and (R) are true and (R) is the correct explanation of $(A)$
Both (A) and (R) are true but (R) is not the correct explanation of (A)