Question

how long it would it take a radiowave of frequency 6*10 rase to 3 sec-1 to travel from Mars to earth of distance 8*10 rase to 7 km ​

Answer 1

Radio waves travel at the speed of light. So in this case distance = speed × time

Time = 3×10^8 ms

= 266.66 sec

Time = 60266.66

= 4.44 minutes

Answer 2

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