Given: A 50 cm long fine wire of 0.02 mm dia is maintained constant at 54°C by an electric current when exposed to air a
Posted: Sat Feb 26, 2022 11:49 am
Given: A 50 cm long fine wire of 0.02 mm dia is maintained constant at 54°C by an electric current when exposed to air at 0°C. To find: The electric power necessary to maintain the wire at 54°C.