Kinematics Question 621

Question: A projectile is thrown at an angle of 40 with the horizontal and it’s range it’s R1 . Another projectile is thrown at an angle 40 with the vertical and it’s range it’s R2 . What is the relation between R1 and R2 ?

Options:

A) R1=R2

B)R1=2R2

C) 2R1=R2

D)R1=4R2/5

Show Answer

Answer:

Correct Answer: A

Solution:

[a] R it’s same for both θ and (90θ).

If angle w.r.t. Vertical it’s 40 then w.r.t horizontal direction it will be 9040=50 .



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