May 26, 2016

Homework Help: physicss help!

Posted by joe on Wednesday, November 2, 2011 at 5:58pm.

m1 = 2.7 kg block slides on a frictionless horizontal surface and is connected on one side to a spring (k = 40 N/m) as shown in the figure above. The other side is connected to the block m2 = 3.6 kg that hangs vertically. The system starts from rest with the spring unextended.

a) What is the maximum extension of the spring?
b) What is the speed of block m2 when the extension is 65 cm?

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