What was the change in kinetic energy of the object

Assignment Help Physics
Reference no: EM13504051

A force of 725 N accelerates a 325kg object, initially moving at 7.50 m/s, to a final velocity of 28.5 m/s in 16.5 seconds. What was the change in kinetic energy of the object?

Reference no: EM13504051

Reviews

Write a Review

 

Physics Questions & Answers

  Compute the magnitude of the net force acting on the skier

The water skier there has a mass of 66.0 kg. Find the magnitude of the net force acting on the skier when she is accelerated from rest to a speed of 14.0 m/s in 9.20 s

  Star remains spherical during the entire process

a car with a mass 1865 kg is travelling west and slows down uniformly to 8.5 m/s over a distance of 108 m. calculate the initial speed of the car if the required braking force is 7525 N

  What is the maximum speed attained by the object

A toy of mass 0.145kg is undergoing simple harmonic motion (SHM) on the end of a horizontal spring with force constant 300N/m . When the object is a distance 1.15×10-2m from its equilibrium position

  Find the total charge that flows through the cell

In a study of proteins mediating cell membrane transport,microbiologists measure current versus time through the cellmembranes of oocytes (nearly mature egg cells) taken from theAfrican clawed frog,

  Explain how much heat is required to melt the ice

The ice has a thickness of 4.75 10-4 m, and the windshield has an area of 1.25 m2. The density of ice is 917 kg/m3. Explain how much heat is required to melt the ice?

  What is their velocity immediately after they catch it

From the shore of a frozen lake, Eli Manning throws a 2 kg football at a velocity of 20 m/s. What is their velocity immediately after they catch it

  What are the phase difference between the waves

A spring with constant k=15 N/m hangs from the ceiling. A ball is attached to the spring and allowed to come to rest. it is then pulled down 6 cm and free. if the ball makes 30 oscillations in 20 seconds, what are its maximum speed.

  What is the heat of vaporization of chloroform

A 41.5 g sample of chloroform is condensed from a vapor at 61.6°C to a liquid at 61.6°C. It liberates 9800 J of heat. What is the heat of vaporization of chloroform

  Evaluate the resistance of the wire

A wire is made of a material with a resistivity of 4.84004 × 10 ?8 ? · m. evaluate the resistance of the wire

  Determine the angular speed of the turntable

A large wooden turntable in the shape of a flat disk has a radius of 1.90m and a total mass of 150kg. Find the angular speed of the turntable after the parachutist lands

  What force will each of them feel

Suppose you could take out all the electrons and hold them in one hand, If you hold your hands 1.55{\rm m} apart at arms length, what force will each of them feel

  What is the total charge on interior and exterior surface

A charge +3.9 ?C is placed at the center of the hollow spherical conductor with the inner radius 3.1 cm and outer radius 5.5 cm, What is the total charge on interior and exterior surface

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