Ask a New Question

;A 20-N block lifted straight

;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
1. 1 answer
2. asked by ang
3. 1,070 views
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
1. 1 answer
2. asked by Julie
3. 567 views
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
1. 2 answers
2. asked by Me
3. 3,420 views
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
1. 0 answers
2. asked by Tracie
3. 938 views
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
1. 0 answers
2. asked by Tom
3. 728 views
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
1. 1 answer
2. asked by Robert
3. 797 views
A 0.005kg bullet is fired at 400m/s straight into a stationary 1.0kg block of wood. The bullet exits the far side of the block
1. 0 answers
2. asked by taryn
3. 683 views
A 0.005kg bullet is fired at 400m/s straight into a stationary 1.0kg block of wood. The bullet exits the far side of the block
1. 1 answer
2. asked by taryn
3. 997 views
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
1. 1 answer
2. 84 views
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
1. 0 answers
2. asked by Thiynes
3. 589 views