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Exactly 1.73 kg of water vapor is contained in a piston-cylinder assembly at a pressure of 1.00 MPa and temperature 600.°C. The vapor is isothermally compressed to 80.0 MPa. Determine the sum of the work and heat energy transports in this process.
The space shuttle performs a retro burn for 3.5min to go from an orbital velocity of 17,500mph to re-entry velocity of 5000mph.
Sound 1 has an intensity of 35.0 W/m^2. Sound 2 has an intensity level that is 2.7 dB greater than the intensity level of sound 1
A CD has a mass of 17 g and a radius of 6.0 cm. When inserted into a player, determine the net torque acting on it
The magnitude of a uniform electric field between the two plates is about 2 × 105 N/C. If the distance between these plates is 0.1 cm
The coefficient of friction between the ladder and ground is 0.6 and the ladder makes an angle, theta with the ground equal to 50 degrees. Explain how far up the ladder can an 800N man climb before the ladder begins to slip?
What is the wavelength of the waves produced on the wire.
A lighthouse sweeps its beam of light around in a circle once every 6.0 s. To an observer in a spaceship moving away from Earth, What is the speed of the spaceship relative to Earth
A bullet of mass 0.018kg traveling horizontally at a high speed of 290m/s embeds itself in a block of mass 4 kg that is sitting at rest on a nearly frictionless surface.
A motorcycle and rider have a total mass of 252 kg the rider applies the brakes, What is the net force (in Newtons) on the motorcycle and rider combination
A rocket moves upward, starting from rest with an acceleration of 33.4 m/s2 for 3.47 s. It runs out of fuel at the end of the 3.47 s but does not stop. How high does it rise above the ground.
An ideal gas in a piston is placed in a refrigerator, which removes 686 J of energy from the gas via cooling. find the net change in the internal energy of the gas in the piston
Your 85-kg friend (modeled in the picture as a box) is a window-washer and leans a ladder against a large frictionless window. What is the force from the wall on the ladder
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