Kinematics Question 679

Question: A projectile fired with initial velocity u at some angle θ has a range R . If the initial velocity be doubled at the same angle of projection, then the range will be

Options:

A) 2R

B) R/2

C) R

D) 4R

Show Answer

Answer:

Correct Answer: D

Solution:

[d] R=u2sin2θgRu2 .

If initial velocity be doubled then range will become four times.



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