February 23, 2017

Homework Help: physics

Posted by Jamila on Saturday, October 29, 2011 at 11:34am.

Using a spring gun, a 4.0-kg steel block is launched up a lubricated ramp made out of steel. The angle of the ramp was measured to be 38.8ยบ. The inital speed of the block was 12.0 m/s.

(a) Determine the vertical height that the block reaches above its launching point.
(b) What speed does the block have when it sldes back to its startin point?

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