Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser high energy loss in boilers low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser high energy loss in boilers ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is Rs/MWhr Rs/hr RsMW/hr MWhr/Rs Rs/MWhr Rs/hr RsMW/hr MWhr/Rs ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of pumped storage plants is/are most economical as a peak load supply plant operating time is minimum used as load frequency control All of these most economical as a peak load supply plant operating time is minimum used as load frequency control All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° ℧. Find the shunt reactor required for compensating ferranti effect? 2000 Ω 500 Ω 1500 Ω 3000 Ω 2000 Ω 500 Ω 1500 Ω 3000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of gauss siedel method is/are calculation time for each iteration is less applicable for large power system network All of these number of iterations are less calculation time for each iteration is less applicable for large power system network All of these number of iterations are less ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is 9.01 kV / μs. 2.0 kV / μs. 10.01 kV / μs. 12.2 kV / μs. 9.01 kV / μs. 2.0 kV / μs. 10.01 kV / μs. 12.2 kV / μs. ANSWER DOWNLOAD EXAMIANS APP
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