JEE Main & Advanced
Physics
Transmission of Heat
Question Bank
Numerical Value Type Questions - Heat Transfer
question_answer
A steel frame\[(K=45\text{ }W/m{}^\circ C)\] total length 60 cm and cross-sectional area 0.20 \[c{{m}^{2}}\] forms three sides of squire. The free ends are maintained at \[20{}^\circ C\] and \[40{}^\circ C\]Find the rate of heat flow through a cross-section of the frame. (in Watt)