Question

A particle when thrown, moves such that it passes from same height at 2 and 10s, the height is

• A. $g$
• B. $2g$
• C. $5g$
• D. $10g$

Answer 1

Answer: (D)

$10g$

Answer 2

If $t_{1}$ and $t_{2}$are the time, when body is at the same height then,$h = \frac{1}{2}gt_{1}t_{2} = \frac{1}{2} \times g \times 2 \times 10 = 10\mspace{6mu} g$