Which of the following statements are correct? (There could be more than one correct choice.)
A) Spherical aberration, but not chromatic aberration, occurs for lenses.
B) Chromatic aberration, but not spherical aberration, occurs for lenses.
C) Both chromatic aberration and spherical aberration occur for lenses.
D) Both chromatic aberration and spherical aberration occur for spherical mirrors.
C
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According to Faraday's law, a coil in a strong magnetic field must have a greater induced emf in it than a coil in a weak magnetic field
A) True B) False
In a blackbody, the __________ of the oscillating atoms is quantized
Fill in the blank(s) with correct word
The _____ occurs when some of the energy in the convective motion of gas is converted into magnetic field energy
a. meridional flow b. Maunder minimum c. dynamo effect d. reconnection event e. Zeeman effect
Compared to the buoyant force on you when floating in fresh water, buoyant force on you when floating in the dense water of the Dead Sea is
A) less because volume displacement is less. B) more because of the greater density of fluid displaced. C) the same.