Two wires of same length and radius are joined end to end and loaded. The Young.s modulii of the materials of the two wires are Y_(1) and Y_(2). If the combination behaves as a single wire them its Young.s modulus is

Two wires of same length and radius are joined end to end and loaded.

1.	Two wires of same length and radius are joined end to end and loaded. The Young.s modulii of the materials of the two wires are Y_(1) and Y_(2). If the combination behaves as a single wire them its Young.s modulus is
Answer» <html><body><p></p>Solution :`e=e_(1) +e_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)" but " e=(F(<a href="https://interviewquestions.tuteehub.com/tag/2l-300409" style="font-weight:bold;" target="_blank" title="Click to know more about 2L">2L</a>))/(AY_(<a href="https://interviewquestions.tuteehub.com/tag/eq-446394" style="font-weight:bold;" target="_blank" title="Click to know more about EQ">EQ</a>)), e_(1)=(<a href="https://interviewquestions.tuteehub.com/tag/fl-462549" style="font-weight:bold;" target="_blank" title="Click to know more about FL">FL</a>)/(AY_(1)), e_(2)=(Fl)/(AY_(2))` <br/> `(F(2l))/(AY_(eq))=(Fl)/(AY_(1))+(Fl)/(AY_(2))`<br/> `(2)/(Y_(eq))=(1)/(Y_(1))+(1)/(Y_(2)) <a href="https://interviewquestions.tuteehub.com/tag/rarr-1175461" style="font-weight:bold;" target="_blank" title="Click to know more about RARR">RARR</a> Y_(eq)=(2Y_(1)Y_(2))/(Y_(1)+Y_(2))`</body></html>