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The pile driver struck the

The pile driver struck the piling with a speed of 20 m/s. At what height did the pile driver hammer have to be lifted for it to
1. 1 answer
2. asked by Kimberly
3. 676 views
a pile drive has a 413 kg block that is lifted 1.4m and then dropped onto the pile being driven into the ground. suppose that it
1. 3 answers
2. asked by sarah
3. 855 views
Suppose the 480 lb pile driver that drops 20 ft drives the pile 2 in. every time it strikes the pile. What is the average
1. 2 answers
2. asked by Reed
3. 745 views
Suppose the 480 lbs pile driver that drops 20 ft drives the pile 2.0 in. every time it strikes the pile. What is the average
1. 0 answers
2. asked by PAT
3. 638 views
Suppose the 480 lbs pile driver that drops 20 ft drives the pile 2.0 in. every time it strikes the pile. What is the average
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2. asked by Bob
3. 660 views
A pile driver of mass 125kg falls through a height of 80m before striking the pile. What is it's momentum at the instance it
1. 1 answer
2. asked by Ms: Hadiza
3. 1,291 views
A pile driver falls a distance of 1.75 m before hitting a pile. Find its velocity as it hitsthe pile. So its 1.75x9.80=17.15?
1. 1 answer
2. asked by Jay
3. 1,196 views
A pile driver of mass 1000kg,hits a post 3m below it.It moves the post 10mm.Assuming gravity=10m/s,what is the kinetic energy of
1. 1 answer
2. asked by peter
3. 1,471 views
a) Calculate the P.E. a pile driver has if it is raised 4.5 meters by a mechanical winch. If the 510kilogram pile driver is
1. 5 answers
2. asked by Anonymous
3. 900 views
how do i solve this, i tried dividing the mass by the height, but its wrongA 407-kg pile driver is raised 15 m above ground. (a)
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2. asked by james
3. 705 views