For an ideal monatomic gas,
A) Cp = Cv.
B) Cp > Cv.
C) Cp < Cv.
D) More information is needed to answer this question.
B
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A 10-? resistor is connected to a 120-V ac power supply. What is the peak current through the resistor?
A) 12 A B) 17 A C) 0.083 A D) 0.12 A
Diffraction Gratings: A 17-mm-wide diffraction grating has rulings of 530 lines per millimeter. White light is incident normally on the grating. What is the longest wavelength that forms an intensity maximum in the fifth order?
A. 377 nm B. 352 nm C. 402 nm D. 427 nm E. 452 nm
A rock brought back from the moon weighs 4 pounds and has a volume of 0.02 cubic feet. What is the rock's weight density?