A 1-kg block is lifted

  1. A 40 N block lifted straight upward by a hand applying a force of 40 N has an initial kinetic energy of 12J. If the block is
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    2. Julie asked by Julie
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  2. ;A 20-N block lifted straight upward by a hand applying a force of 20 N. If the block is lifted 1 m, who much work does the hand
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    2. ang asked by ang
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  3. In Fig. 6-34, blocks A and B have weights of 46 N and 23 N, respectively. (a) Determine the minimum weight of block C to keep A
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    2. Tom asked by Tom
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  4. In Fig. 6-25, blocks A and B have weights of 49 N and 21 N, respectively.(a) Determine the minimum weight of block C to keep A
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    2. Robert asked by Robert
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  5. A block and tackle system has 3 pulley in the upper fixed block and 2 pulley in the lower movable block.what load can be lifted
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  6. A bullet of mass 5 g with velocity 1000m/s hits a wooden block of 1.5kg at rest. If the bullet penetrates through the block with
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    2. Thiynes asked by Thiynes
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  7. A bullet of mass 5 g with velocity 1000m/s hits a wooden block of 1.5kg at rest vertically. If the bullet penetrates through the
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    2. Thiynes asked by Thiynes
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  8. A cable with 21.2 N of tension pulls straight up on a 1.10 kg block that is initially at rest. What is the block's speed (in
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    2. Me asked by Me
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  9. Can anyone figure this out?A cable with 25.0N of tension pulls straight up on a 1.10kg block that is initially at rest. What is
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    2. Tracie asked by Tracie
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  10. A block with a mass of 1.0kg is lifted up slowly from ground (0m) to height of 0.51m.block is slowly displaced horizontally by
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    2. Ray asked by Ray
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