EXAMIANS
In nuclear power plants which material is/are used as coolant?
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Critical mass of the fuel is the amount required to make the multiplication factor
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Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line?
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Corona loss is ----------------- on hilly areas than as plain areas.
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Find the number of strands of ACSR conductor for 3 layer transmission line?
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In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)?
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If the fault is very nearer to the generator, the fault current is
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To reduce the radio interference which line is/are transposed?
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The draw back of NR method as compare to Gauss-Seidel method is/are?
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Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is
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