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CBSE Class 9 Answered

During an experiment, a signal from a spaceship reached ground station in five minutes .what was the distance of the spaceship from ground station? the signal travels at the speed of light that is 3 cross times 10 to the power of 8    m/s  
Asked by saasha.joshua | 21 Oct, 2018, 03:13: PM
Expert Answer
distance = speed × time = 3×108 × 5 × 60 = 9×1010 m
Answered by Thiyagarajan K | 22 Oct, 2018, 01:07: AM

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