Which of the following is a dimensionless quantity?

1.	Which of the following is a dimensionless quantity?
Answer» <html><body><p> Specific heat<br/> Strain<br/> Quantity of heat <br/> Stress</p>Solution :`"Strain"= ("<a href="https://interviewquestions.tuteehub.com/tag/change-913808" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGE">CHANGE</a> in length")/("Orginal length")= ([L])/([L])= [L^(<a href="https://interviewquestions.tuteehub.com/tag/0-251616" style="font-weight:bold;" target="_blank" title="Click to know more about 0">0</a>)]` <br/> <a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a> strain is a dimensionless quantity.</body></html>

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