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An ideal gas at 100kPa and 0.6m3 is compressed through an isothermal process. During the process, 60kJ of heat is transferred out of the ideal gas. Determine volume and pressure at final state.
A 1kg of ice at -30° C is added to 10 kg of steam at 500°C. answer the following questions, What is the final temperature when the equilibrium is established
The power needed to operate your body is about 100 {rm watts}. Suppose your body could run on fusion power and could convert a total of 0.7 of its mass into energy. How much energy would be available through fusion? Assume the mass is 70kg.
At a rock concert, a decibel meter registers 120 dB when placed 2.8 m in front of a loudspeaker on the stage. How far away should you stand from the stage
A mercury thermometer is free of all markings. The thermometer is placed in an ice bath. When the thermometer is in equilibrium with the ice bath the position of the mercury column is marked on the glass. The thermometer is then placed in boiling ..
The radius of the earth's very nearly circular orbit around the sun is 1.5x10^11. Find the magnitude of the earth's velocity as it travels around the sun
The planet Mercury has a mass that is 5.00% of that of Earth, and its gravitational acceleration is gmercury = 3.70 m/s2. a) How long does it take for a rock that is dropped from a height of 2.63 m to hit the ground on Mercury?
If the mass of the child and sled is 40 {rm kg}, what average force do you need to apply to stop the sled? Use the concepts of impulse and momentum.
In a double-slit experiment, what is the linear distance on the screen between adjacent maxima if the wavelength is 538 nm
The initial height of the block is 0.5 m above the lowest part of the slide and the spring constant is 450 N/m. Illustrate what is the block's speed when it is at a height of 0.25 m above the base of the slide?
What is the electric field strength between the disks? A proton is shot from the negative disk toward the positive disk. What launch speed must the proton have to just barely reach the positive disk?
A spring is oscillating with a frequency of 1.7Hz. 3.9 seconds after the spring is released it is -20cm from equilibrium. Find the amplitude of the spring
Suppose that 0.0025 m^3 of gas in a cylinder is compressed by a piston down to 0.001 m^3 while 675 J of heat flows out of the gas. what was the change in its internal energy
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