Power Systems At slack bus, which one of the following combinations of variables is not specified? V and δ Q and V P and V P and Q V and δ Q and V P and V P and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base? 0.25 pu 0.4 pu 0.2 pu 0.1 pu 0.25 pu 0.4 pu 0.2 pu 0.1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A network containing 100 buses in which 10 are the voltage control buses, 5 are fixed shunt capacitor buses, 20 are the reactive power support buses, 6 are the generator buses. Find the size of the Jacobian matrix? 162 × 162 165 × 165 164 × 164 163 × 163 162 × 162 165 × 165 164 × 164 163 × 163 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines increase capacitance decrease inducatance decrease capacitance increase inductance increase capacitance decrease inducatance decrease capacitance increase inductance ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which device is used for protection of equipment from from damage caused by overload or short circuit? lightning arrester current transformer circuit breaker CVT lightning arrester current transformer circuit breaker CVT ANSWER DOWNLOAD EXAMIANS APP
Power Systems If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage 50 kV. 400 kV. 200 kV. 100 kV. 50 kV. 400 kV. 200 kV. 100 kV. ANSWER DOWNLOAD EXAMIANS APP
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