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Three moles of an ideal gas increase the volume 100 times during the isothermal expansion. The heat added to the system during the process is 15 kJ.
a) What is the work W done by the gas and what is the change of the internal energy U of the gas during the process?
b) What is the temperature of the gas?
A man is standing on a scale inside an elevator. As the elevator starts to go up with an acceleration a, the scale reads 831 N. Determine the acceleration of the elevator
A television set connected to a 120 outlet consumes 73 of power. How much current flows through the television
What is the PV work that is done ON the system when 20J of PV work is done on the surroundings W(system).
A spring with a mass on the end of it hangs in equilibrium a distance of 0.4200 m above the floor. How high above the floor is the mass at the highest point in its oscillation
one mole of a monatomic ideal gas is in a fixed volume container and is in thermodynamic equilibrium with its
On an ice rink, two skaters of equal mass grab hands and spin in a mutual circle once every 2.6s. how hard are they pulling on one another
How much work is done by an applied force that moves two charges of +8.6 µC that are initially very far apart to a distance of 4.9 cm apart
A playground merry-go-round has radius 2.40 m and a moment ofinertia of 2100 kgm^2 about a vertical axle through its center, andturns with negligible friction. What is the avergae power supplied by the child
A 20.0 uF capacitor is charged with a 150.0 V power supply, then disconnected from the power and connected in series with 0.280 m Inductor.
What is force necessary on one end of apparatus in order to lift the car? How much work is done lifting the car?
The 500-lb crate is hoisted using the ropes AB and AC. Each rope can withstand a maximum tension of 2500 lb before it breaks. If AB always remains horizontal, determine the smallest angle θ to which the crate can be hoisted.
a loundspeaker diaphragm is producing a sound for 2.1 s by moving back and forth in a simple harmonic motion. the
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