The thickness of a metallic plate is 0.4 cm. The temperature between i – McqOptions

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1.	The thickness of a metallic plate is 0.4 cm. The temperature between its two surfaces is \[{{20}^{o}}C\]. The quantity of heat flowing per second is 50 calories from \[5c{{m}^{2}}\] area. In CGS system, the coefficient of thermal conductivity will be
A.	0.4
B.	0.6
C.	0.2
D.	0.5
Answer» D. 0.5

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