Posted by sacrifice on Monday, December 20, 2010 at 2:33am.
a 8 kg ball is thrown upward with an initial speed of 20 m/s. suppose there is a constant air resistance of 30N opposing the motion during it entire up and down path. what is the acceleration on the way up and on the way down?

physics  Dr Russ, Monday, December 20, 2010 at 4:32am
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