SSC JE Mechanical Engineering 2017 Set 4 Paper

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Question : 85 of 200
 
Marks: +1, -0
Consider the following pairs:
Event Time interval ( in Seconds)(1)Period of lightwave1015(2)Wink of eye101(3)Time period of a satellite 104(4)Revolution period of the earth 107
Which of the above pairs are correctly matched?
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