subject

Physics, 01.02.2021 16:40 tiffanyrhoda

What should be the initial potential energy of a pile driver ram so that when it strikes piles, it delivers a kinetic energy of 20 KJ?

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 21.06.2019 22:30

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Answers: 1

question

Physics, 22.06.2019 01:30

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33

Answers: 2

question

Physics, 22.06.2019 09:00

A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?

Answers: 1

question

Physics, 22.06.2019 09:30

True or false graphs must include scales that increase by the same amount

Answers: 3

You know the right answer?

What should be the initial potential energy of a pile driver ram so that when it strikes piles, it d...

Questions

question

Business, 29.06.2019 23:10

Tis important for companies to build cooperative and transparent channel systems for moving goods, supplies, and services. well-known fast food franch...

question

Mathematics, 29.06.2019 23:10

Aflexible pavement has a 4-inch hot-mix asphalt (hma) wearing surface, a 7-inch dense-graded crushed stone base, and a 10-inch crushed stone subbase....

question

Mathematics, 29.06.2019 23:10

Line segment xz is 10 units long. how many units is the perimeter of the right triangle...

question

Business, 29.06.2019 23:10

Wallis company manufactures only one product and uses a standard cost system. the company uses a predetermined plantwide overhead rate that relies on...

question

History, 29.06.2019 23:10

Why do some people think preventative detention is unfair? because people are punished for a crime after a trial because people are punished unfairly...

question

Mathematics, 29.06.2019 23:10

Consider the equation below. (if an answer does not exist, enter dne.) f(x) = x3 − 3x2 − 9x + 7 (a) find the interval on which f is increasing. (enter...

question

History, 29.06.2019 23:10

What element do the potential solutions of raising the retirement age, increasing payroll taxes, and reducing benefit payments all share? each one wo...

question

Biology, 29.06.2019 23:10

Transduction refers to conversion of transduction refers to conversion of presynaptic nerve impulses to postsynaptic nerve impulses afferent impulse...

question

Biology, 29.06.2019 23:10

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid buria...

question

English, 29.06.2019 23:10

What viewpoint do jim and the slave owner first have about the turtle in the people people could fly?...

question

Business, 29.06.2019 23:10

Which best summarizes the philosophical difference between economists john maynard keynes and adam smith? a) keynes said government was the key to so...

question

Mathematics, 29.06.2019 23:10

Ajar contains black beads and green beads. forty percent of the beads in the jar are green. a number generator simulates randomly selecting 10 beads f...

question

Mathematics, 29.06.2019 23:10

Aset of telephone poles is stacked in a pile, 8 layers high. the top layer consists of 20 telephone poles. the next layer down consists of 24 telephon...

question

Mathematics, 29.06.2019 23:10

Ineed explanations on any of these areas with examples: - mx+b- system of linear equations - system of equations by substitution- quadratic functions...

question

SAT, 29.06.2019 23:10

What is one unexpected problem associated with cell phone use? a. it causes you to misjudge distances. b. it decreases the efficacy of your periphera...

question

Biology, 29.06.2019 23:10

Explain the phases of the moon. what are the periods of rotation and revolution?...

question

English, 29.06.2019 23:10

“nor have we been wanting in attentions to our brittish brethren. we have warned them from time to time of attempts by their legislature to extend an...

question

Computers and Technology, 29.06.2019 23:10

Driving at a slower speeds than traffic flow...

question

Mathematics, 29.06.2019 23:10

1. find the length of side "a" in the figure below. also identify the type of triangle andexplain how you arrived at the answer.

question

English, 29.06.2019 23:10

“when in the course of human events, it becomes necessary for one people to dissolve the political bands which have connected them with another, and t...

More questions: Physics Another questions

Questions on the website: 13722362