Two layers of different metals are made composite connecting parallel. The heat flow takes place as shown in figure. Thermal resistances of the two layers are R1 = 0.036 K/W and R2 = 0.05 K/W What is the thermal resistance of the system?(Marks: 02)

Two layers of different metals are made composite connecting parallel.

1.	Two layers of different metals are made composite connecting parallel. The heat flow takes place as shown in figure. Thermal resistances of the two layers are R1 = 0.036 K/W and R2 = 0.05 K/W What is the thermal resistance of the system?(Marks: 02)
A.	0.086 K/W
B.	47.778 K/W
C.	0.0209 K/W
D.	none of the above
Answer» D. none of the above