Thursday

December 18, 2014

December 18, 2014

Posted by **Amanda and Travis** on Sunday, September 23, 2012 at 9:19pm.

- Physics -
**Steve**, Monday, September 24, 2012 at 10:50amrange is v^2 sin(2θ)/g

height is v^2 sin^2(θ)/2g

so,

sin(2θ) = sin^2(θ)/2

2sinθcosθ = sin^2(θ)/2

4cosθ = sinθ

16cos^2(θ) = sin^2(θ) = 1 - cos^2(θ)

17cos^2(θ) = 1

cosθ = 1/√17

**Answer this Question**

**Related Questions**

mecancs - a projectile is fired with an inteal speed of 53m/s.find the angle of ...

projectile motion - A missile is fired upwards from the top of a cliff in a ...

Physics please help!! - A projectile is fired at 45.0° above the horizontal. Its...

Physics - A projectile is fired such that its horizontal range is equal to 2.5 ...

Physics - A projectile is fired in such a way that its horizontal range is equal...

physics - A projectile is fired in such a way that its horizontal range is equal...

Physics - A projectile is launched at an angle of 34.0o above the horizontal. ...

Physics - A projectile is fired in such a way that its horizontal range is equal...

Physics - A projectile is fired at 65.0° above the horizontal. Its initial speed...

Physics - The speed of a projectile when it reaches its maximum height is 0.46 ...