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A 80.0 box contains helium at a pressure of 1.50and a temperature of 110. It is placed in thermal contact with a 180 box containing argon at a pressure of 4.50 and a temperature of 420.
A. What is the initial thermal energy of each gas?
B. What is the final thermal energy of each gas?
C. How much heat energy is transferred, and in which direction?
D. What is the final temperature?
E. What is the final pressure in each box?
A 4 cm diameter loop with resistance 0.18 Omega surrounds a 2 cm diameter solenoid. The solenoid is 15 cm long, has 100 turns, and carries the current shown in the graph. A positive current is cw when seen from the left.
A 0.43 kg particle moves in an xy plane according to x(t) = - 13 + 4 t - 3 t3 and y(t) = 26 + 9 t - 7 t2, with x and y in meters and t in seconds. what is the angle of the particle's direction of travel
Two traveling sine waves, identical except for a phase difference of phi, What is the phase difference between the two waves
A fan blade rotates with angular velocity given by Wz(t)=r-B t^2 For the next two parts assume that the constants and are defined as follows: r= 5.25 rad/s B= 0.835 rad/s^3 -------------------------- A)Calculate the instantaneous angular acceleration..
You have two capacitors, one with capacitance 12.3 × 10-6 F and the other of unknown capacitance. obtain its capacitance
a thin, uniform bar of length D = 1.28 m and mass M = 0.67 kg pivoted at the top. find the speed of the particle before impact
Michael drops a penny into a river from a bridge 44 m above the water. Another penny is thrown vertically down by his friend Jeremy 1.00 second after. What is the initial speed of the second stone
Emilie's potter's wheel rotates with a constant 2.20 angular acceleration. After 3.50 , the wheel has rotated through an angle of 80.0 . What was the angular velocity of the wheel at the beginning of the 3.50 interval?
By how much does the ball clear the net. How far below top surface would the medallion appear if the observer (not wearing goggles) and the block were under water.
A 19.8-g piece of Styrofoam carries a net charge of -0.646 µC and is suspended in equilibrium above the center of a large, What is the charge per unit area on the plastic sheet
A particle p traveling with a speed of vpi = 3 m/s hits and scatters elastically from another particle N, initially at rest. Particle p is deflected through 90°, leaving with a speed of vpf = 2.7 m/s, and a mass mp = 2 kg. What is the speed of the..
A vertical force F is applied to a block of mass m that lies on a floor. what happens to the magnitude of normal force on the block from the floor as magnitude F is increased from zero if force F is downward?
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