February 22, 2017

Homework Help: physics

Posted by Xavier on Wednesday, September 15, 2010 at 4:24pm.

In the javelin throw at a track and field event, the javelin is launched at a speed of 29 m/s at an angle of 35° above the horizontal. As the javelin travels upward, its velocity points above the horizontal at an angle that decreases as time passes. How much time is required for the angle to be reduced from 35° at launch to 17°?

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