Kinematics Question 496

Question: The maximum range of a gun on horizontal terrain it’s 16 km. If $ g=10m/s^{2} $ . What must be the muzzle velocity of the shell [KCET 1999; BHU 2003]

Options:

A) 200 m/s

B)400 m/s

C) 100 m/s

D)50 m/s

Show Answer

Answer:

Correct Answer: B

Solution:

$ {R _{\max }}=\frac{u^{2}}{g}=16\times 10^{3} $

therefore $ u=400m/s $



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