How fast are they moving after the collision

Assignment Help Physics
Reference no: EM13255121

A railroad car of mass m moving at v collides completely inelastically with a stationary railroad car of mass 2 m and couples to it. how fast are they moving after the collision?

Reference no: EM13255121

Questions Cloud

Find the tension in the part of the cord attached to book : A textbook of mass 2.10kg rests on a frictionless, horizontal surface. A cord attached to the book passes over a pulley whose diameter is 0.190m, What is the tension in the part of the cord attached to the book
Design and implement a finite state machine : Design and implement a sequence detector using a finite state machine that detects the sequence 1, 1, 0, 1, 0. Consider previous/oldest bits for the sequence detection. Design the fuction using D-Flip-Flop
Explain at high temperatures phosgene cocl2 decomposes : In a typical experiment, 0.631 g of COCl2 is injected into a flask of volume 472 cc. When equilibrium is established, it is found that the total pressure is 2.175 atm. Calculate K for the reaction.
Growth of international nutrition industries : The growth of international nutrition industries in the global markets have increased a diversity of products into the industry which has impacted heavily on the industry as a whole as the competition has necessitated new products and designs.
How fast are they moving after the collision : A railroad car of mass m moving at v collides completely inelastically with a stationary railroad car of mass 2 m and couples to it
What is the common mode of starting the synchronous motor : what is the common mode of starting the synchronous motor. Explain the function of the damper winding popularly called as the "amortisseur winding". Indicate all circuit diagrams to explain working of the synchronous motor.
Enhance understanding of dangers of the drugs : How do we enhance understanding of dangers of the drugs? How do we regulate or institute policy?
What are the four approaches to installation : What are the four approaches to installation? Which is the most expensive? Which is the most risky? How does an organization decide which approach to use?
What is the minimum amount of stove energy required : A 50.0 gram chunk of ice is taken from a freezer at -20 C, What is the minimum amount of stove energy required

Reviews

Write a Review

Physics Questions & Answers

  Illustrate what work does the electric field have

Two of the charges are negative and one is positive. Illustrate what work does the electric field have to do as these charges are assembled from infinity, without acceleration?

  Calculate the x and y components of its displacement

The bacterium Escherichia Coli (E. coli) is a single celled organism that lives in the gut of healthy humans and animals, For the segment BC in the bacteriums trajectory, calculate the x and y components of its displacement

  Evaluate what value of the distance d should driver locate

evaluate what value of the distance d should a driver locate his car if he wishes to stay on a circular path without depending on friction?

  Calculate the speed of a proton and electron

Calculate the speed of a proton after it accelerates from rest through a potential difference of 170V, Calculate the speed of an electron

  How high does it rise above the point of release

how high does it rise above the point of release. guess the speed of the car just before braking.

  Find out the net downward force

Tim and Rick both can run at speed and walk at speed, with. They set off together on a journey of distance. Rick walks half of the distance and runs the other half. Tim walks half of the time and runs the other half.

  How fast is the bag moving while the bullet exits

One way to measure on another planet or moon by remote sensing is to measure how long it takes an object to fall a given distance. A lander vehicle on a distant planet records the fact that it takes 3.17 for a ball to fall freely 11.26.

  What is the force at sea level that air exerts on the top

At one time, television sets used "rabbit-ears" antennas. Such an antenna consists of a pair of metal rods. The length of each rod can be adjusted to be one-quarter of a wavelength of an electromagnetic wave whose frequency is 125 MHz. How long is ea..

  What is corresponding free energy change

What is corresponding free energy change

  What is the flow speed in the cappilaries

Calculae the flow rate ( in grams per second) of blood in the aorta if the flow speed is 42 cm/s.

  Find the maximum current that this ammeter can read

The coil of a galvanometer has a resistance of 19.8 ?, and its meter deflects full scale when a current of 6.30 mA passes through it. What is the maximum current that this ammeter can read

  What is the coefficient of static friction

An 8.30 kg stone at rest on a spring. The spring is compressed 11 cm by the stone. The stone is after that pushed down an additional 26.00 cm and free. To what highest height (in cm) does the stone rise from that position.

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