How fast are they moving after the collision

Assignment Help Physics
Reference no: EM13653960

a railroad diesel engine coasting at 12 km/h runs into stationary flatcar. the diesel weighs5 times as much as the flatcar. assuming the cars couple together, how fast are they moving after the collision?

Reference no: EM13653960

Questions Cloud

Creating a plot diagram for antigone : Creating a plot diagram for Antigone. What are the exposition, inciting force, rising action, climax, falling action, and resolution of Antigone?
Evaluate the magnitude of the acceleration of a speck : What is the magnitude of the acceleration of a speck of clay on theedge of a potter's wheel turning at 42 rpm(revolutions per minute) if the wheel's diameter is 35 cm
Find the mutual inductance of two entangled solenoids : Find the mutual inductance of two entangled solenoids. the cross-section areas of the solenoids are A1 andA2 , and the densities of turns are n1 andn2
Roles of the womens movement : The Awakening by Kate Chopin finding research on the roles of the womens movement and Edna role to compare
How fast are they moving after the collision : a railroad diesel engine coasting at 12 km/h runs into stationary flatcar. how fast are they moving after the collision
An it risk management plan why : What are some general questions that should be addressed in an IT risk management plan? Why ?
Estimate the fundamental wavelength for this string : A guitar string is 60 cm long. The string has a mass of 1.8 g andis under a tension of 945N. estimate the fundamental wavelength for this string
Estimate what is the angular speed of the turntable : A small blob of putty of mass m falls from the ceiling and lands onthe outer rim of a turntable of radius R, What is the angular speed of the turntable after the blob's departure
Obtain the speed of the spacecraft relative to earth : A spacecraft moving away from Earth emits a 4748 Hz signal. A scientist on Earth measures thesignal to be 4747 Hz. What is the speed of the spacecraft relative to Earth

Reviews

Write a Review

Physics Questions & Answers

  Will clouds form in the cabin

A commercial airliner is undergoing its initial ascent while the pilot maintains a cabin environment of T = 23 C, r = 0.35, and p = 880 hPa. At the 670 hPa level an exit door ruptures and cabin pressure rapidly decompresses. Will clouds form in the c..

  What is tangential acceleration of object on equator of star

Many star are observed to have rotation periods that lengthenslightly with time, a phenomenon called "spin down." The rate ofslowing of the Crab Star is 3.50*10-13 s per second, which implies that if thisrate remains constant, the Crab Comet will s..

  A golfer hits a shot to a green that is elevated

A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a speed of 18.0 m/s at an angle of 44.0° above the horizontal. It rises to its maximum height and then falls down to the gree..

  What is the new volume of the gas

A severe thunderstorm dumped 2.4 in of rain in 30 min on the town of area 21 km2. What mass of water (in kg) fell on the town? One cubic meter of water has a mass of 103 kg.

  Calculate n, magnitude of the normal force

A 1600 kg car starts from rest at A, coasts 180m through a dip and comes to stop at B after coasting a distance d on level ground. If the rolling resistance is a constant force of 280N, conclude the distance d.

  While running down the road they come to a deep gorge 144

wile e. coyote carnivorus hungribilus is chasing the roadrunner speedibus cantcatchmi yet again. while running down the

  What is the speed of the block immediately after the bullet

Coherent light with wavelength 599 passes through two very narrow slits, and the interference pattern is observed on the screen a distance of 3.00 from the slits. The first-order bright fringe is a distance of 4.84 from the center of the central b..

  What is teh total momentum before collision

consider a theoretical head on collision between two carts of equal mass and equal speed. what is teh total momentum before collision

  What is the speed of the center of mass of two-cart system

Cart A, with a mass of 2 kg, travels on a horizontal air-track at 3 m/s and hits cart B, which has a mass of 4 kg and is initially at rest. what is the speed of the center of mass of the two-cart system

  Initial angular momentum of the rod and disk system

A solid disk of mass m1 = 9.5 kg and radius R = 0.2 m is rotating with a constant angular velocity of ? = 31.0 rad/s. A thin rectangular rod with mass m2 = 3.4 kg and length L = 2R = 0.4 m begins at rest above the disk and is dropped on the disk w..

  What is the ratio of the kinetic energies

Two circular hoops, with masses and radii in the ratios m2/m1=4 and R2/R1=4, rotate with angular speeds in the ratio ?2/?1=2. What is the ratio of the kinetic energies K2/K1 ?

  Compute the number of moles of gas

A rigid tank contains 1.40 moles of an ideal gas. Determine the number of moles of gas that must be withdrawn from the tank to lower the pressure of the gas from 27.2 atm to 5.90 atm

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