Cylindrical rod of copper of length 2 m and cross-sectional area 2 cm^2 is insulated at its curved surface. The one end of rod is maintained in steam chamber and other is maintained in ice at 0 ^\circC. The thermal conductivity of copper is 386 \J.s^{-1}.m^{-1}.^\circC^{-1}. Find the temperature at a point which is at a distance of 120 cm from the colder end.

AP EAMCET Engineering 22 Sep 2020 Shift 2 Paper

Section: Physics

Question : 102 of 160

Marks: +1, -0

Cylindrical rod of copper of length 2 m and cross-sectional area 2 cm2 is insulated at its curved surface. The one end of rod is maintained in steam chamber and other is maintained in ice at 0 °C. The thermal conductivity of copper is 386 J.s−1.m−1.°C−1. Find the temperature at a point which is at a distance of 120 cm from the colder end.

80 °C
50 °C
60 °C
70 °C

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