A) 396000 times
B) 39600 times
C) 395000 times
D) 398000 times
E) None of these
Correct Answer: A
Solution :
Explanation Option [a] is correct because, fan rotates 5 times in 1 second. Number of times fan rotates in \[1\text{ }hour=5\times 3600.\] Number of times fan rotates in \[22\text{ }hours=5\times 3600\times 22=396000\text{ }times.\]You need to login to perform this action.
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