MCQOPTIONS
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MCQOPTIONS
| 1. |
The left face of a one dimensional slab of thickness 0.2 m is maintained at 80 C and the right face is exposed to air at 30 C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m2.K. At steady state, the temperature of the right face in C is |
| A. | 77.2 |
| B. | 71.2 |
| C. | 63.8 |
| D. | 48.7 |
| Answer» E. | |