Determine the speed of both cars just after coupling

Assignment Help Physics
Reference no: EM13339518

the 15,000kg boxcar A is coasting freely at 1.5 m/s on the horizontal track when it encounters tank car B having a mass of 12,000kg and coasting at .75 m/s if the cars meet and couple together determine the speed of both cars just after coupling.

Reference no: EM13339518

Questions Cloud

What is the amplitude of the motion at the point located : A horizontal string tied at both ends is vibrating in its fundamental mode. The traveling waves have speed v, frequency f, amplitude A, and wavelength l.
What is the buoyant force on the mass : An object with a mass of 48.0 g displaces 605.0 ml of water when it is completely immersed. What is the buoyant force on the mass
Calculate the break-even value in rands : Calculate the break-even value in Rands, calculate the income to be expected on sales of R180 000 and calculate the sales revenue required to produce net income of R5 000.
Discuss the moral and economic implication : Discuss the moral and economic implication involved in the movement
Determine the speed of both cars just after coupling : the 15,000kg boxcar A is coasting freely at 1.5 m/s on the horizontal track when it encounters tank car B having a mass of 12,000kg and coasting at .75 m/s if the cars meet and couple together
What would cause an identical plant in china to be more : Why don't more U.S. companies transfer their operations to Mexico or China and take advantages of low wages in these countries? For example (ignoring geopolitical factors), what would cause an identical plant in China to be more productive or less pr..
Find the volume and surface densities of bound charge : A slab of material has parallel faces. One coincides with the xy-plane while the other is given by z=t. Find the volume and surface densities of bound charge
Write a class with the following static methods : Wordcount: This method should accept a reference to a String object as an argument and return the number of words contained in the object.
Benefits of pursuing additional education and the inherent : Your decision to pursue a higher-level degree is based on investment in human capital. What are the marginal costs and benefits of pursuing additional education and the inherent risks associated with this decision?

Reviews

Write a Review

Physics Questions & Answers

  Find the work done by non conservative forces

An 8.70 block slides with an initial speed of 1.56 down a ramp inclined at the angle of 23.6 with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.69.

  How tall is the tree

How to discuss the results in relation to the objectives of the experiment of CENTRIPETAL FORCE? Next, how am i supposed to elaborate the results that I obtained if my results are confirmed the centripetal force theory.

  Find 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. Assume the volume of the tank and the temperature of the gas re..

  How much mass must be attached to the spring

When a 0.31-kg mass is attached to a vertical spring, the spring stretches by 15 cm. How much mass (total) must be attached to the spring to result in a 0.53-s period of oscillation

  Calculate the potential difference across each capacitor

Two capacitors are connected parallel to each other. Let C1 = 3.50 ?F, C2 = 5.50 ?F be their capacitances, Calculate the potential difference across each capacitor: V1 = and V2 =

  What is his new linear velocity

Two large metal plates of area 1.20m2 face each other. They are 4.8cm apart and have equal but opposite charges on their inner surfaces. The strength of the electric field between them is 63N/C.what is the magnitude of the charge on each plate.

  What was the initial speed of the rock

A rock is thrown downward into a well that is 8.90 deep. If the splash is heard 1.20 seconds later, what was the initial speed of the rock? Take the speed of sound in the air to be 343 m/s.

  Determine the power dissipated by the circuit

What is the rms current in a series RC circuit if = 3.2 kOhm, C = 0.8 microfarads (uF) , and the rms applied voltage is 130V at 79Hz? What is the power dissipated by the circuit

  What is the speed of sound of the hikers voice in air

A) Assuming that the Styrofoam absorbs a negligibly small amount of heat and that no heat was lost to the surroundings, what is the specific heat of the metal? B) Which is more useful for storing heat, this metal or an equal weight of water? defin..

  What is the net horizontal force on the mass

The position of a 2.6 kg mass is given by x = (2t^3-4t^2), where t is in seconds. What is the net horizontal force on the mass

  What focal length does the lens require

Two point charges 2.4 and 6.50 are 0.10 apart. Point is midway between them; point is 8.00×10-2 from and 6.00×10-2 from . Take the electric potential to be zero at infinity. Find out the work done by the electric field on a charge of 2.50 that tra..

  A block of ice on a smooth horizontal floor

A dockworker applies a constant horizontal force of 89.0N to a block of ice on a smooth horizontal 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