Power Systems The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base? 0.2 pu 0.25 pu 0.1 pu 0.4 pu 0.2 pu 0.25 pu 0.1 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line G = 1/R where G is conductance of line. LC = μ ε and RG = σ ε. Both R and G depend on the conductivity of conductor forming the line. All of above. G = 1/R where G is conductance of line. LC = μ ε and RG = σ ε. Both R and G depend on the conductivity of conductor forming the line. All of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. ANSWER DOWNLOAD EXAMIANS APP
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 steam turbine mechanical efficiency high energy loss in condenser low alternator efficiency high energy loss in boilers low steam turbine mechanical efficiency high energy loss in condenser low alternator efficiency high energy loss in boilers ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criterion gives the information regarding stability region absolute stability swing curves relative stability stability region absolute stability swing curves relative stability ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reactor, chain reactor is controlled by introducing iron rods. graphite rods. cadmium rods. brass rods. iron rods. graphite rods. cadmium rods. brass rods. ANSWER DOWNLOAD EXAMIANS APP
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