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InterviewSolution
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In space communcation , the information can be passed from on place to another at a distance of 100 km inA. 1 sB. 0.5 sC. 0.003 sD. None of these |
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Answer» Correct Answer - D In space communication , the information can be passed from one place to another with the speed of light ` (c=3 xx 0^(8) ms^(-1))` . Hence , time taken for a distance of ` 100 kkm =(100 xx 10^(3))/( 3 xx 10^(8))=3.3 xx 10^(-4)s ` |
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