Kinematics Question 682

Question: The range of a projectile for a given initial velocity is maximum when the angle of projection is 45o . The range will be minimum, if the angle of projection is

Options:

A) 90o

B) 180o

C) 60o

D) 75o

Show Answer

Answer:

Correct Answer: A

Solution:

[a] Range=u2sin2θg ; when θ=90 , R=0 i.e. the body will fall at the point of projection after completing one dimensional motion under gravity.



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