Compute the speed of the three coupled cars after collision

Assignment Help Physics
Reference no: EM13329141

A railroad car of mass 2.3 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s.

(a) What is the speed of the three coupled cars after the collision?

m/s

(b) How much kinetic energy is lost in the collision?

J

Reference no: EM13329141

Questions Cloud

Draw a ds1 frame and label it in detail : What is the data rate of a single channel on a T1 connection that does not use bit robbing?
What is the speed and acceleration of the pebble : Your roommate is working on his bicycle and has the bike upside down. He spins the 70.0cm -diameter wheel, What is the speed and acceleration of the pebble
How much does lloyd need to increase his withholding : This year Lloyd, a single taxpayer, estimates that his tax liability will be $10,000. Last year, his total tax liability was $15,000. He estimates that his tax withholding from his employer will be $7,800.
Despite name the silica gel is a solid : The small bags of silica gel you often see in a new shoe box are placed there to control humidity. Despite its name, silica gel is a solid. It is a chemically inert, highly porous, amorphous form of SiO2
Compute the speed of the three coupled cars after collision : A railroad car of mass 2.3 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, compute the speed of the three coupled cars after the collision
Describe the four goals of configuration management : Describe the four goals of configuration management in your own words, and explain why each is important.
What are the total state and federal unemployment taxes : Morris Leste, owner of Carlson Company, has three employees who earn $400, $500, and $700 per week. What are the total state and federal unemployment taxes that Morris owes for the first 11 weeks of the year and for week 30
Compute the theoretical yield in grams of the precipitate : Calculate the theoretical yield in grams of the precipitate formed. 3. If the actual yield of the experiment was 90.5 mg, what is the % yield of Ag3PO4
What are pats first weeks deductions for social security : Pat Maninen earns a gross salary of $2,100 each week. Assume a rate of 6.2% on $106,800 for Social Security and 1.45% for Medicare. What are Pat's first week's deductions for Social Security and Medicare

Reviews

Write a Review

Physics Questions & Answers

  What time interval is required for the trip

An airplane maintains a speed of 573 km/h relative to the air it is flying through as it makes a trip to a city 689 km away to the north. What time interval is required for the trip if the plane flies through a headwind blowing at 38.1 km/h toward t..

  What is the banking angle

A velodrome track is banked so that a bicycle traveling at 43.5 km/h will have no tendency to slip to either side when traveling on the path that has a radius of curvature of 59.0 m

  Determine the hall field in the conductor

A rectangular sample of a metal is 3.5 cm wide and 475 µm thick. When it carries a 42 A current and is placed in a 0.8 T magnetic field it produces a 6.5 µV Hall emf, Determine the Hall field in the conductor

  Guess scale factor of the universe

Guess scale factor of the Universe

  Determine how tall is the image

A camera with a telephoto lens of focal length 125 nm is used to take a photograph of a plant 1.8 m tall. The plant is 5.0 m from the lens. How tall is the image

  At what angle is the beam refracted

Two tugboats pull a disabled super tanker. Each tug exerts constant force of 1.20 multiplied by 106 N, one 19° west of north and the other 19.0° east of north, as they pull the tanker 0.69 km toward the west. What is the total work they do on supe..

  Find the normal forces exerted by cliff and will

Type your quCliff and Will are carrying a uniform 2.0m board of mass 71kg. Find the normal forces exerted by Cliff and Will

  What portion of jet power lost to producing sound

What portion of jet power lost to producing sound Powdered steel is placed in a container

  What would be the tension in the string

A certain freely falling object requires 1.7s to travel the last 37m before it hits the ground. From what height above ground did it fall.

  What braking force must its rockets provide

A 81.0kN spaceship comes in for a vertical landing. From an initial speed of 1.00 km/s, it comes to rest in 2.10min with uniform acceleration. What braking force must its rockets provide

  What is the current i

Two insulated wires, each 2.94 m long, are taped together to form a two-wire unit that is 2.94 m long. One wire carries a current of 8.36 A, What is the current I

  Determine the largest angle max

determine the largest angle MAX that the crutch can have just before it begins to slip on the floor.

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