Infinte numberof conducting rods eachof length Land thermalconductivityK arearranged as shown. The cross rods are of crosssectionA, whilethe remainingones are of cross section 2A each . The twoends P and Q are maintained at temperatureT_(1)and T_(2) (T_(2) gt T_(1)) . Find the amountof heatflowingper second throughthe systemof rods .

Infinte numberof conducting rods eachof length Land thermalconductivit

1.	Infinte numberof conducting rods eachof length Land thermalconductivityK arearranged as shown. The cross rods are of crosssectionA, whilethe remainingones are of cross section 2A each . The twoends P and Q are maintained at temperatureT_(1)and T_(2) (T_(2) gt T_(1)) . Find the amountof heatflowingper second throughthe systemof rods .
Answer» Solution :`(2(T_(2) - T_(1))AK)/(sqrt(5)L)`