Homework Help: physics

Posted by ayan on Monday, March 18, 2013 at 12:20am.

The combination of the force of gravity and my hand provide a net force of 40 N on a ball straight up. The ball accelerates at 100 m/s2 while it is in my hand. What is the mass of the ball in kg?

physics - Henry, Monday, March 18, 2013 at 4:59pm
F = m*a
m = F/a = 40/100 = 0.40 kg.

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