Question:

at te of 9 17 14 17 cm d 3 17 5 17 cm c 9 17 18 17 cm 20 A

Last updated: 6/9/2023

at te of 9 17 14 17 cm d 3 17 5 17 cm c 9 17 18 17 cm 20 A

at te of 9 17 14 17 cm d 3 17 5 17 cm c 9 17 18 17 cm 20 A copper rod 2 m long has a circular cross section of radius 1 cm One end is kept at 100 C and the other at 0 C and the surface is insulated so that negligible heat is lost through the surface Thermal conductivity of copper is 401 W m K Find the thermal resistance of the bar a 15 9 K W b 20 9 K W c 40 9 K W d 50 9 K W