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One mole of a monatomic gass initially at 273 K and 1 atm is compressed isothermally (T constant) from volume 22.4 L to 11. 4 L
a) Find the final pressure and draw a PV diagram, Labeling the initial and final states 1 and 2
b) Calculate (i) the internal energy,
(ii) the work done on the gas and
(iii) the heat transfer
Two narrow slits 62um apart are illuminated with light of wavelength 480nm . What is an angle of the bright fringe in degrees.
Barometric pressure in the eye of a hurricane is 0.91atm (27.2 in of mercury). How does the level of the ocean surface under the eye compare with the level under the distant fair-weather region where the pressure is 1.0atm.
In 0.181s, through a distance of 8.05 m, a test pilot's speed decreases from 88.9m/s to 0m/s. If the pilot's mass is 70 kg, how much work is done against his body.
A 4.7 e2 kg hot-air balloon takes off from rest at surface of the earth. The nonconservative wind and lift forces take the balloon up, doing +9.70 multiplied by 104J of work on the balloon in the process. At what height above the surface of the ea..
It collides with a 10,000 kg railway car resting at the bottom of the track with its brakes off. The two cars couple together and roll up the track to a height of h. find out h.
A charge of 3.80 10-6 C is placed on a small conducting sphere that is located at the end of thin insulating rod whose length is 0.22 m. The rod rotates with an angular speed of ω = 156 rad/s about an axis that passes perpendicularly through its o..
What is the speed of the cart if the man suddenly starts running to the left with a speed of 9-m/s relative to the cart.
What is minimum important in returning blood to the heart? Negative intrathoracic pressure, valves and veins, the pumping action of skeletal muscles, or the pushing of blood by arterial system.
A proton is released from rest inside a region of constant, uniform electric field E1 pointing due North. 29.8 seconds after it is released, What is the ratio of the magnitude of E2 to the magnitude of E1
To keep a door closed, a wooden stick is wedged between the floor and the doorknob. The stick exerts at B a 45-lb force directed along line AB. Swap that force with an equivalent force-couple system at C.
A 71kg pole-vaulter falls from rest from a height of 4.6m onto a foam-rubber pad. The pole-vaulter comes to rest 0.4s after landing on the pad.
What is the total flux
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