Power Systems Reflection coefficient of voltage is Rv (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) 2Zl/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) 2Zl/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power plant is generally used as a/an Base load. Peak loads. Any of above. Standby/emergency plant. Base load. Peak loads. Any of above. Standby/emergency plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form? any of the above Instantaneous and RMS value RMS and Instantaneous value RMS and RMS value any of the above Instantaneous and RMS value RMS and Instantaneous value RMS and RMS value ANSWER DOWNLOAD EXAMIANS APP
Power Systems The factor affecting run off are all of above. rain fall pattern, shape and size of catchment area. the topography and nature of soil in the catchment area. amount of vegetation and weather condition in the catchment area. all of above. rain fall pattern, shape and size of catchment area. the topography and nature of soil in the catchment area. amount of vegetation and weather condition in the catchment area. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydroelectric power station is commonly found in hilly areas. swamps. grasslands. desert areas. hilly areas. swamps. grasslands. desert areas. ANSWER DOWNLOAD EXAMIANS APP
Power Systems 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? 0.52 Hz -0.52 Hz 0.48 Hz 50 Hz 0.52 Hz -0.52 Hz 0.48 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
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