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Standard XII
Chemistry
Nature of Electromagnetic Radiation
How much dist...
Question
How much distance can light cover in 22 s? (Speed of light = 3 x 10^8 ms^-1)
A
66 x 10^8 km
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B
6.6 x 10^8 m
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C
6.6 x10^6 km
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D
66 x 10^6 km
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Solution
The correct option is
C
6.6 x10^6 km
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