A7 9th Edition Solution

A7 9th Edition Solution - 1-A 30g bullet is fired into a...

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Unformatted text preview: 1-A 30g bullet is fired into a 3.6 Kg wooden block and becomes embedded in it. Knowing that the block and the bullet move up the smooth incline for 1.2s before the come to a stop, determine (a)The magnitude of the initial velocity of the bullet, (b)the magnitude of the impulse of the force excreted by the bullet on the block. vv)6.303.()866.(03.)2588.)(2.1(81.9)6.303.()6.303.(15sin)()(:vgtmmvmmimpulseofprincipleblockBblockBsmvsmv/6.425/0466.3(a) 091.,768.12vmvmBBsNtFtFtFyx.69.12)384.6()966.10(384.630sin768.12)(966.1030cos768.12091.)(2212.768 0.091 (b) 2- A 90g ball is projected from a height of 1.48m with horizontal velocity of 1.8m/s and bounces from a 420g smooth plate supported by springs. Knowing that the height of rebound is 0.55m, determine (a) the velocity of the plate immediately after the impact, (b) the energy loss due to the impact....
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This note was uploaded on 01/22/2012 for the course CIVE 281 taught by Professor Prof.v.h.chu during the Fall '10 term at McGill.

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A7 9th Edition Solution - 1-A 30g bullet is fired into a...

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