What mass should be attached to a vertical spring (k = 39.5 N/m) so that the natural vibration frequency of the system will be 1.00 Hz?
A) 2.00 kg
B) 1.56 kg
C) 1.00 kg
D) 6.29 kg
E) 39.5 kg
C
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Constant-volume gas thermometers using different gases all indicate nearly the same temperature when in contact with the same object if:
A. the volumes are all extremely large B. the volumes are all the same D. the pressures are all extremely large C. the pressures are the same E. the particle concentrations are all extremely small
The three colors that comprise the image on a TV screen are
A) red, blue, and yellow. B) red, blue, and green. C) yellow, blue, and green. D) magenta, cyan, and yellow. E) red, green, and yellow.
Which of the following does not result from applying the Schrödinger equation to the electron in the hydrogen atom?
Which statements about the magnetic fields of Uranus and Neptune is FALSE?
A) Neither fits the Dynamo model very well. B) Uranus' field is tilted 60 degrees off its already tilted rotational axis. C) Neptune's field is tilted 47 degrees to its more conventional rotational axis. D) Both pass directly through the cores of their planets, like all other fields. E) Both may have ammonia water replacing the liquid metallic hydrogen.