Consider a primed frame that moves in the +x direction with respect to the unprimed frame. Choose from the answers above and to the right to indicate the direction of the electric field in the primed frame.
A. A
B. B
C. C
D. D
E. Toward the viewer
F. Away from the viewer
T. There is no field of this type.
T. There is no field of this type.
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The tendency of a wave to bend as it passes from one transparent medium to another is called:
A) reflection. B) dispersion. C) refraction. D) diffraction. E) interference.
Jupiter and the other jovian planets are noticeably oblate because
A) their powerful gravity acts stronger on the closer poles than the distant equator. B) they are fluid bodies that are spinning rapidly. C) they are tidally distorted by the pulls for their satellite systems. D) they all have strong magnetic fields that deform their shape. E) All of the above are correct.
A ball is thrown straight up and returns to its starting point under an acceleration due to gravity. Which of the following is true?
A) It took less time to rise than to fall. B) To compare rise and fall times we need to know the mass of the ball. C) It took the same time to rise as it took to fall. D) It took longer to rise than to fall.
What will be the predominant element within the Sun after it has died?
A) helium B) nitrogen C) carbon D) phosphorous