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Byju's Answer
Standard XII
Chemistry
Units and Dimensions
A light year ...
Question
A light year is the unit of :
A
time
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B
distance
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C
intensity of light
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D
frequency
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Solution
The correct option is
A
distance
light year is distance traveled by light in a year
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Similar questions
Q.
Light year is a unit of
.
Q.
Assertion (A)
: Light year is the unit of time.
Reason (R): Light year is the distance travelled by light in vacuum in one year.
Q.
Light years is the unit of:
Q.
Light year is a unit for measurement of
Q.
Assertion :A light-year is a distance that light travels with velocity of
3
×
10
8
m
s
−
1
in one year. Reason: Light year is the unit for measuring time.
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