Question

An NCC parade is going at a uniform speed of 9 km/h under a mango tree on which a monkey is sitting at a height of 19.6 m. At any particular instant, the monkey drops a mango. A cadet will receive the mango whose distance from the tree at time of drop is:
Give g=9.8 m/s2

• A. 5 m
• B. 10 m
• C. 19.8 m
• D. 24.5 m

Answer 1

Answer: (A)

5 m

Answer 2

h=ut+$\frac{1}{2}gt^2$
t=$\frac{√2h}{g}$=2 sec
x=Vt=5 m