A monochromatic light wave in vacuum has frequency f0 and wavelength ?0 . Which of the following are also possible frequency and wavelength combinations for a monochromatic light wave in vacuum?

a. 2f0, 2?0
b. f0/2, ?0/2
c. 2f0, ?0/2
d. None of the above are possible.


c

Physics & Space Science

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According to Aristotelian physics, what outside influence acts on a stone while it falls?

A) None. B) Fire. C) The Olympic gods. D) Acceleration. E) Gravity.

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The uncertainty principle was derived by whom?

a. Schrödinger b. Heisenberg c. de Broglie d. Compton

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If CP for an ideal gas is 35.4 J/mol/K, which of the following is CV for this gas?

a. 12.5 J/mol/K b. 20.8 J/mol/K c. 29.1 J/mol/K d. 27.1 J/mol/K e. 43.4 J/mol/K

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The circuit below contains three resistors, A, B, and C, which all have equal resistances. The emf ? = 110V. Which resistor generates the most thermal energy after the switch is closed?



a.
A

b.
B

c.
C

d.
A and B

e.
All three generate equal amounts of thermal energy.

Physics & Space Science