physics
posted by eric .
A projectile is fired in such a way that its horizontal range is equal to 8.5 times its maximum height. What is the angle of projection?

physics 
tchrwill
From h = V^2(sin2µ)/2g and d = V^2(sin^2µ)/g:
d = V^2(sin2µ)/32 = 8.5V^2(sin^2µ)/32 yielding µ = 25.2º.
Respond to this Question
Similar Questions

phy
At what projection angle will the range of a projectile equal to 3 times its maximum height? 
Physics
A projectile is fired at an angle of 60degree with the horizontal and with the initial velocity 80m/s calculate (a) the time of flight(b)time to reach maximum height(c)it range(d)the velocity of projection 2seconds after been fired 
11th grade physics
the horizontal range of a projectile is 4 root 3 times of its maximum height. calculate the angle of projection. 
Physics
At what projection angle will the range of a projectile equal to 5 times its maximum height? 
Physics
A projectile is fired in such a way that its horizontal range is equal to 2.6 times its maximum height, what is the angle of projection? 
Physics
A projectile is fired in such a way that its horizontal range is equal to 2.6 times its maximum height, what is the angle of projection? 
Physics
a projectile is fired with an initial speed of 53 m/s. Find the angle of projection such that the maximum height of the projectile is equal to its horizontal range 
Physics
A projectile is fired such that its horizontal range is equal to 2.5 times its maximum height. Find the angle the projectile was fired at 
projectile motion
A missile is fired upwards from the top of a cliff in a direction making an angle (not known ) with the horizontal. After 20seconds the projectile hits the ground at a point which is 1800metre from the foot of the tower of height 160metres. … 
mecancs
a projectile is fired with an inteal speed of 53m/s.find the angle of projection such that the maximum hight of a projectile is equal to its horizontal range.