Power Systems The specific speed ( NS ) of turbine is given by P√( N ) / H3/2. N√( P ) / H1.25. none of these. N√( P ) / H2/3. P√( N ) / H3/2. N√( P ) / H1.25. none of these. N√( P ) / H2/3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 400 MVA 100 MVA 125 MVA 500 MVA 400 MVA 100 MVA 125 MVA 500 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power generating station has a plant capacity of 200 MW and maximum power demand is 150 MW. If average power generation is 110 MW, then find the load factor and capacity factor respectively? 0.55 and 0.733 0.733 and 0.55 0.733 and 0.65 0.65 and 0.55 0.55 and 0.733 0.733 and 0.55 0.733 and 0.65 0.65 and 0.55 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line All of above. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. G = 1/R where G is conductance of line. All of above. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. G = 1/R where G is conductance of line. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power station has fuel consumption of 0.28 Kg per kWh. The calorific value of fuel is being 10000 KCal / kg. Determine the overall efficiency 30.7 %. 30.26 %. 40.85 %. 40 %. 30.7 %. 30.26 %. 40.85 %. 40 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 900 500 450 250 900 500 450 250 ANSWER DOWNLOAD EXAMIANS APP
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