Find out the angle of projection, if range is 4 times of maximum height
Options
(a) 60⁰
(b) 45⁰
(c) 30⁰
(d) 75⁰
Correct Answer:
45⁰
Explanation:
R=4H
2 u² sin θ cos θ/g = 4. u² sin² θ/ 2g
.·. tan θ =1
.·. θ = 45⁰
Find out the angle of projection, if range is 4 times of maximum height
(a) 60⁰
(b) 45⁰
(c) 30⁰
(d) 75⁰
45⁰
R=4H
2 u² sin θ cos θ/g = 4. u² sin² θ/ 2g
.·. tan θ =1
.·. θ = 45⁰