Kinematics Question 664
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
Options:
A) 200 m/s
B) 400 m/s
C) 100 m/s
D) 50 m/s
Show Answer
Answer:
Correct Answer: A
Solution:
[b] $ {R _{\max }}=\frac{u^{2}}{g}=16\times 10^{3} $
therefore $ u=400m/s $
