In the Ingen hauz's method to compare the thermal conductivities of different substances, the length upto which wax melted in copper and zinc rods are 9.3 cm and 5 cm respectively. Compare their thermal conductivities.

In the Ingen hauz's method to compare the thermal conductivities of di

1.	In the Ingen hauz's method to compare the thermal conductivities of different substances, the length upto which wax melted in copper and zinc rods are 9.3 cm and 5 cm respectively. Compare their thermal conductivities.
Answer» <html><body><p></p>Solution :Given `l_(C)=9.3cmandl_(Z)=5cm` <br/> `becauseK_(C)/K_(Z)=l_(C)^(2)/l_(Z)^(2)=((9.3cm)/(5cm))^(2)=3.46` <br/> <a href="https://interviewquestions.tuteehub.com/tag/thus-2307358" style="font-weight:bold;" target="_blank" title="Click to know more about THUS">THUS</a>, the <a href="https://interviewquestions.tuteehub.com/tag/thermal-706916" style="font-weight:bold;" target="_blank" title="Click to know more about THERMAL">THERMAL</a> conductivity of <a href="https://interviewquestions.tuteehub.com/tag/copper-933790" style="font-weight:bold;" target="_blank" title="Click to know more about COPPER">COPPER</a> is 3.46 <a href="https://interviewquestions.tuteehub.com/tag/times-1420471" style="font-weight:bold;" target="_blank" title="Click to know more about TIMES">TIMES</a> that of zinc.</body></html>