What is change in the kinetic energy of the skater

Assignment Help Physics
Reference no: EM13245569

A 58-kg skater sliding due northeast at an initial speed of 1.5 m/s runs into a snow bank and comes to rest in a time interval of 0.38 s. What is the average force exerted on the skater?

Fx= ? N

Fy= ? N

What is change in the kinetic energy of the skater?

Reference no: EM13245569

Questions Cloud

What are macroeconomic factors and are they useful for eco : The United States, Brazil,and Argentina are land rich and efficient farming countries. Which countries have large pools of low cost labor? How do countries with no natural resources manage to manufacture and export large quantities of goods?
What temperature will the two wires have the same resistance : A given copper wire has a resistance of 5.11 ? at 20.0°C while a tungsten wire of the same diameter has a resistance of 4.61 ? at 20.0°C
A pure monopolist determines that at the current level of : A pure monopolist determines that at the current level of output the marginal cost of production is $2, average variable costs are $2.75, and average total costs are $2.95.  The marginal revenue is $2.75.  What would you recommend that the monopolist..
Discuss with your colleagues how you think research : Check your client's Web site to find out if it discusses its business plans for now and in the future. This is often found in a public company's annual report. Private companies sometimes list their business activities under the "About Us" or "Newsro..
What is change in the kinetic energy of the skater : A 58-kg skater sliding due northeast at an initial speed of 1.5 m/s runs into a snow bank and comes to rest in a time interval of 0.38 s, What is change in the kinetic energy of the skater
We often look at gross domestic product and how it relates : We often look at gross domestic product and how it relates to a recession. In the U.S. we recently went through an economic decline. Do you find people consume less overall when their is a downturn economy?
What is the probability that exactly 20 germinate : What is the probability that a sample of 16 persons would weigh more than 1140 kilos and what is the probability that exactly 20 germinate?
What is the beat frequency that the observer hears : Two bugs are buzzing with the same frequency of 186Hz. One of the bugs is flying away from a stationary observer at 9.0m/s, What is the beat frequency that the observer hears
Determine the exit pressure of the r-134a : R-134a is flowing at 1kg/s and throttled from 850 kPa and 40 C to - 40 C. Heat is gained at a rate of 1 kJ/s from the surroundings at 25 C

Reviews

Write a Review

Physics Questions & Answers

  Illustrate what is magnitude of velocity after the collision

Immediately before the collision, the linebacker is slipping with a velocity of 8.6 m/s north and the halfback is sliding with a velocity of 7.4 m/s east. Illustrate what is the magnitude of the velocity at which the two players move together imm..

  Calculate the temperature of the filament

A 100-W lightbulb has a resistance of about 12 ? when cold (20 ?C) and 140? when on (hot). Estimate the temperature of the filament

  What is the door''s moment of inertia for rotation

A tennis ball with a speed of 13.20 m/s is moving perpendicular to a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 10.36m/s.

  What is the rockets acceleration

A 1.5 kg copper block is given an initial speed of 3 m/s on a rough horizontal surface. Because of friction, the block finally comes to test. If the block absorbs 85% of its kinetic energy, calculate its increase in temperature.

  What is the speed of the block

A staging that weighs 440 N supports two painters, one 110 N and the other 460 N. The reading in the left scale is Ft = 800 N. What is the reading Fr, in the right hand scale.

  Find out the potential at b

The potential at location A is 376V. A positively charged particle is released there from rest and arrives at location B with a speed vB.

  Find the capacitance

An air-filled capacitor consists of two parallel plates, each with an area of 7.06 cm2, separated by a distance of 1.28 mm, Find the capacitance

  Would the next package make it into the truck

A freight company uses a compressed spring to shoot 1.7 kg packages up a 1m high frictionless ramp into a truck. The spring constant is 241 N/m and the spring is compressed 33 cm.

  At what rate is the magnetic field changing

A charge of -3.0 nC is at the origin and a second charge of 13.0 nC is at x = 8.00 m. Find the magnitude and direction of the electric field halfway in between the two charges.

  With what angular speed must it rotate

Mary Healy, the young woman with severe vaginal bleeding, is admitted to emergency room. She is three months pregnant, and physician is concerned about the volume of the blood she is losing.

  Find the highest speed the stone

A 1.20 brick is sliding next to on a rough horizontal surface at 15.0 .If the brick stops in 4.30, how much mechanical energy is lost?

  What is the temperature of mixture now

Throughout a nuclear reactor accident, 570 m3 of water at 20o C is pumped into the reactor core which is producing heat at the rate of 250 MW. If the water is allowed to boil at normal atmospheric pressure how long would it take to boil away all this..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd