34. If speed of light is 3.00 × 108 m/s and
1 year = 365.25 days, then 1 light year is
(1) 9.468 x 1015 m (2) 9.47 fm
(3) 9.47 x 1015 m (4) 9.46 x 1015 m
*PLEASE SHOW PROPER CALCULATION AND EXPLANATION*
Answers
Answered by
7
Answer:
a
Explanation:
one light year = velocity of light × 1year in seconds.
= 3 × 10⁸ × 365.25 × 24 × 60 × 60
= 94672800 × 10⁸
= 9.46728 × 10¹⁵
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Answered by
28
Answer:
(1) 9.468 × 10^15 m
Explanation:
A light year is the distance travelled by light in vacuum, in ony year. i.e.,
1 light year = speed of light×time 1 year
=3×10^8 m/s × (365.25×24×60×60 s)
=9.468×10^15 m
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