Homework Help: Physics

Posted by Dani on Tuesday, May 3, 2011 at 4:57pm.

An outfielder throws a 0.150 kg baseball at a speed of 26.0 m/s and an initial angle of 30.0°. What is the kinetic energy of the ball at the highest point of its motion?

Physics - John, Wednesday, July 13, 2011 at 12:47am
m = .150kg
v = 40m/s
Theta = 30 degrees

Vh = 40*cos(30)>>>>Vh = 34.64m/s
KE = (1/2)(.150kg)(34.64)^2>>>>KE = 90J

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