Determination of expected life at the rated stress

Q.  The expected life at the rated stress can be determined by conducting long duration life tests at increased stress for
- Published on 21 Dec 15

a. Less than 1 hr
b. 1 hr to about 1000 hr
c. More than 1000 hr
d. None of these

ANSWER: 1 hr to about 1000 hr

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