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Electrical Engineering MCQs / Q&A

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____________________?

Electrical Engineering MCQs / Q&A, MCQs / Q&A /
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 (Correct)

 

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____________________? Read More »

Electrical Engineering MCQs / Q&A, MCQs / Q&A

On which of the following factors does the sensitivity of a closed loop system to gain changes and load disturbances depend ?

Electrical Engineering MCQs / Q&A, MCQs / Q&A /
On which of the following factors does the sensitivity of a closed loop system to gain changes and load disturbances depend ?

A. Frequency
B. Loop gain
C. Forward gain
D. All of the above (Correct)

 

On which of the following factors does the sensitivity of a closed loop system to gain changes and load disturbances depend ? Read More »

Electrical Engineering MCQs / Q&A, MCQs / Q&A