Consider two cylinders of gas identical in all respects except that one contains O2 and the other He. Both hold the same volume of gas at STP and are closed by a movable piston at one end
Both gases are now compressed adiabatically to one-third their original volume. Which gas will show the greater pressure increase? A) the O2
B) the He
C) neither; both will show the same increase
D) impossible to tell from the information given
B
You might also like to view...
How are astronomers able to determine that quasars are so small?
a. They are variable over a short period of time. b. They emit mainly X-rays. c. They are only found at very large distance. d. The structure of a quasar is completely resolved in images.
What is the rotational inertia of a solid iron disk of mass 41.0 kg with a thickness of 5.00 cm and radius of 30.0 cm, about an axis through the center and perpendicular to it?
A. 0.980 kg 
B. 0.761 kg
C. 1.85 kg
D. 2.29 kg
A particle (mass = 5.0 g, charge = 40 mC) moves in a region of space where the electric field is uniform and is given by Ex = 2.5 N/C, Ey = Ez = 0 . If the velocity of the particle at t = 0 is given by vy = 50 m/s, vx = vz = 0, what is the speed of the particle at t = 2.0 s?
a. 81 m/s b. 72 m/s c. 64 m/s d. 89 m/s e. 25 m/s
A 2.0-?F capacitor and a 4.0-?F capacitor are connected in series across an 8.0-V potential source. What is the charge on the 2.0-?F capacitor?
A) 2.0 ?C B) 11 ?C C) 4.0 ?C D) 25 ?C E) 12 ?C