problem05_85

University Physics with Modern Physics with Mastering Physics (11th Edition)

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5.85: Denote the magnitude of the acceleration of the block with mass 1 m as a ; the block of mass 2 m will descend with acceleration . 2 a If the tension in the rope is T , the equations of motion are then . 2 2 2 2 1 a m T g m a m T = - = Multiplying the first of these by 2 and adding to eliminate
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Unformatted text preview: T , and then solving for a gives . 4 2 2 2 2 1 2 2 1 2 m m m g m m g m a + = + = The acceleration of the block of mass 2 m is half of this, or ). 4 ( 2 1 2 m m m g +...
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