The strong earthquake-cum-tsunami which has moved Japan's main island – McqOptions

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1.	The strong earthquake-cum-tsunami which has moved Japan's main island by a few feet and has caused the Earth's axis to wobble is expected to lead to the shortening of the day by :
A.	1.6 microseconds
B.	2.3 microseconds
C.	3.1 microseconds
D.	3.4 microseconds
Answer» B. 2.3 microseconds

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