Q.

Which of the following can be the factor of safety for shock loading?

A. 11
B. 13
C. 4
D. 7
Answer» B. 13
Explanation: for shock loading, the range in which the factor of safety can lie is 12 to 15. therefore only 13 lies in that range and 11, 4, 7 are all values which are beyond that range.
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