November 26, 2015

Homework Help: college physics

Posted by billy on Wednesday, February 16, 2011 at 12:04am.

Two blocks are arranged at the ends of amassless string as shown in the figure. The system
starts from rest. When the 1.67 kg mass has fallen through 0.395 m, its downward speed is
1.31 m/s.
The acceleration of gravity is 9.8 m/s2.
What is the frictional force between the
3.34 kg mass and the table?

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