# physics

A projectile is launched with a speed of 41 m/s at an angle of 60° above the horizontal. Use conservation of energy to find the maximum height reached by the projectile during its flight.
m

1. 👍 0
2. 👎 0
3. 👁 93
1. Find the vertical velocity (41sin60)

mgh=1/2 m (vvertical)^2 solve for h.

1. 👍 0
2. 👎 0
2. A woman has a mass of 64.2 kg. What is her weight on earth?

1. 👍 0
2. 👎 0
posted by Ellen

## Similar Questions

1. ### Physics

A projectile is launched with an initial speed of 80.0m/s at an angle of 40 degrees above the horizontal. The projectile lands on a hillside 3.80s later. Neglect air friction. What is the projectile's velocity at the highest point

asked by Priya on September 15, 2014
2. ### Physics

A projectile is launched with an initial speed of 40m/s at an angle of 25 degrees above the horizontal. The projectile lands 3 sec. later. Neglect air friction. What is the projectile's velocity at the highest point of it's

3. ### Physics

A projectile is launched with an initial speed of 59.0 m/s at an angle of 32.0° above the horizontal. The projectile lands on a hillside 3.80 s later. Neglect air friction. (Assume that the +x-axis is to the right and the +y-axis

asked by Mary on February 17, 2016
4. ### Calculus I

Any help on how to solve this? The range of a projectile launched at an angle θ from the ground with velocity v0 is given by R(θ) = [v0^2 sin 2(θ)]/9.81 . If the projectile is launched at an angle of θ = π/6, use

asked by Anonymous on November 5, 2014
5. ### Physics

A projectile is fired up into the air at a speed of 164 m/s at an angle of 37° relative to the horizontal. Ignore air drag. A.) Determine the MAXIMUM HEIGHT (above where it was thrown) the projectile will reach. m B.) Determine

asked by Cindy on September 6, 2012
6. ### memorial university

The highest barrier that a projectile can clear is 13.8 m, when the projectile is launched at an angle of 14.9° above the horizontal. What is the projectile's launch speed?

asked by obinna on October 19, 2011
7. ### physics

The highest barrier that a projectile can clear is 15.8 m, when the projectile is launched at an angle of 13.4° above the horizontal. What is the projectile's launch speed?

asked by Nick on October 22, 2011
8. ### Physics

The highest barrier that a projectile can clear is 14.5 m, when the projectile is launched at an angle of 31.0 ° above the horizontal. What is the projectile's launch speed?

asked by Heather on October 15, 2011
9. ### physics

The highest barrier that a projectile can clear is 13.4 m, when the projectile is launched at an angle of 11.0o above the horizontal. What is the projectile’s launch speed?

asked by brain on June 27, 2013
10. ### physics

The highest barrier that a projectile can clear is 12.7 m, when the projectile is launched at an angle of 17.5° above the horizontal. What is the projectile's launch speed?

asked by loweri on February 11, 2012
11. ### general physics

The highest barrier that a projectile can clear is 18.8 m, when the projectile is launched at an angle of 59.0 ° above the horizontal. What is the projectile's launch speed?

asked by vinny on July 3, 2013

More Similar Questions