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Prove that it is impossible for two reversible adiabatics to intersect.
(Hint: Assume that they do intersect and complete the cycle with an isothermal. Show that the performance of this cycle violates the second law.)
The space shuttle needs to slow down in order to return from its orbit. It does so by reversing direction and firing its 3 main engines for a short amount of time. The mass of the space shuttle is 2.0 x 106 kg and has an orbital speed of 8000 m/s. Th..
a commercial aircraft is going from jfk airport to ohare airport at a cruising speed of 650 kmh measured relative to
What is the minimum energy that photons must have to produce 49 keV electrons in a Compton scattering? I need the answer in KeV
By what height must a long jumper raise his centre of mass when making a jump of 9m, if his horizontal velocity on take-off is 8ms-1?
Multiple-Concept Example 6 reviews the concepts that play a role in this problem. A diver springs upward with an initial speed of 1.89 m/s from a 3.0-m board. Find the velocity with which he strikes the water
Estimate how long it will take for the depth of the water in the basin to change from 4.5 ft to 4.4 ft if there is no flow into the basin.
When is building retrofitting a must? Choose a location on Earth and explain why building retrofitting may be the best way to go, what are the alternatives if retrofitting is not possible.
a rocketship of proper length d travels at constant velocity v relative to a frame s. the nose of the ship a passes the
A bicycle tire whose volume is 4.1 x 10-4 m3 has a temperature of 294 K and an absolute pressure of 3.28 x 105 Pa. How many moles of air must be pumped into the tire
A steel beam that is 7.00m long weighs 330N. It rests on two supports, 3.00m apart, with equal amounts of beam extending from each end. Suki, who weighs 505 N, stands on the beam in the center and then walks toward one end. How close to the end can s..
How long will coffee temperature be between 110 F and 130 F? This temperature is considered the optimum drinking temperature. Which company would you recommend to the restaurant? Why?
question you are given a 10-mh inductor and 2 capacitorsof 5.0 and 2.0-mf capacitance. list the resonant frequencies
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