In an isothermal process for an ideal gas system (where the internal energy doesn't change), which of the following choices best corresponds to the value of the work done by the system?
a. its heat intake
c. the negative of its heat intake
b. twice its heat intake
d. twice the negative of its heat intake
A
You might also like to view...
A 1938 nickel has a diameter of 21.21 mm, a thickness of 1.95 mm, and weighs 0.04905 N. What is its density?
A) 1.37 × 10-4 kg/m3 B) 1.82 × 103 kg/m3 C) 19.3 × 103 kg/m3 D) 3.63 × 103 kg/m3 E) 7.26 × 103 kg/m3
Which statement about the first quarter moon is FALSE?
A) It rises about noon. B) From the Earth, it appears 25% sunlit. C) It is the half moon of the evening sky. D) It is highest in the sky at sunset. E) It occurs about a week after new moon.
For a body emitting blackbody radiation, the total power emitted is proportional to the 4th power of the body's absolute temperature: (T in kelvins) and the wavelength of the emitted EM radiation that has the highest intensity is inversely proportional to the body's absolute temperature according to: ( in meters, T in kelvins) Assume an object is emitting blackbody radiation. As the temperature
of an object increases, the wavelength of the brightest light emitted a. increases. b. decreases. c. doesn't change. d. depends on the composition of the body. e. depends on the size of the body.
By what factor is the self-inductance of a solenoid changed if its length is doubled and its number of coil turns is tripled?
a. 2/9 c. 3/4 b. 9/2 d. 4/3