Odd one out……….

1.	Odd one out……….
Answer» <html><body><p>strain<br/>refractive index<br/>numbers<br/><a href="https://interviewquestions.tuteehub.com/tag/stress-1229213" style="font-weight:bold;" target="_blank" title="Click to know more about STRESS">STRESS</a></p>Solution :stress</body></html>

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