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Chapter 35- Special Theory of Relativity Questions with Solutions
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Chapter 35- Special Theory of Relativity
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Chapter 35- Special Theory of RelativityThe place from which motion is observed and measured is called
A) a frame of reference.
B) a starting point.
C) an initial location. - answera. a frame of reference
To the surprise of Michelson and Morley, their interferometer experiment provided
evidence that the speed of light is
A) invariant.
B) the same whether its source approaches or recedes.
C) constant.
D) all of the above - answerd. all of the above
The ether theory of light propagation is
A) much used.
B) incomplete, but still useful.
C) unexplained.
D) discredited. - answerd. discredited
Einstein rejected the classical idea that space and time are
A) two parts of a whole.
B) connected to each other.
C) independent of each other. - answerc. independent of each other
The speed of light is
A) relative to the frame of reference from which it is measured.
B) a speed approached but never quite reached by photons.
C) constant for all observers. - answerc. constant for all observers
What is special about the ratio distance traveled per unit of time?
A) it is constant for light
B) it is relative to a frame of reference
C) distance traveled very much depends on time - answera. it is constant for light
According to the special theory of relativity, all laws of nature are the same
A) in all reference frames.
B) for both linear or circular motion.
C) in all uniformly moving reference frames.
D) all of the above
E) none of the above - answerc. in all uniformly moving reference frames
, How fast would a light beam appear to Einstein if he were traveling in the same
direction at 90% of the speed of light?
A) 0
B) c
C) 0.1c
D) 1.10c
E) none of the above - answerb. c
A postulate of special relativity is that the speed of light
A) like all motion, is relative.
B) for all observers is a constant.
C) both of these
D) neither of these - answerb. for all observers is a constant
According to Einstein, events that are simultaneous in one frame of reference
A) are simultaneous in all frames of reference.
B) are not simultaneous in other frames of reference.
C) may or may not be simultaneous in other frames of reference. - answerc. may or
may not be simultaneous in other frames of reference
Two lightning bolts are seen to strike two distant locations at the same time. Seen from
a different location, the two lightning bolts
A) will also be seen at the same time.
B) will not be seen at the same time.
C) may or may not be seen at the same time. - answerc. may or may not be seen at the
same time
Event A occurs before event B in a certain frame of reference. In another frame of
reference, event A could occur
A) after event B.
B) simultaneous with event B.
C) either of these
D) neither of these - answerc. either of these
When you run along the hall from one classroom to another you're moving through
A) space.
B) time.
C) both of these
D) none of these - answerc. both of these
All events and all things exist in "the spacetime continuum" with coordinates
A) of distances in three dimensions.
B) of time.
C) both of these
D) none of these - answerc. both of these
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