Power Systems The flow duration curve at a given head of a hydroelectric plant is used to determine total units of energy available. total power available at the site. diversity factor for the plant. load factory at the plant. total units of energy available. total power available at the site. diversity factor for the plant. load factory at the plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead 10% -6.92% 6.92% -10% 10% -6.92% 6.92% -10% ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sodium graphite reactors use sodium as coolant and graphite as moderator. a mixture of sodium and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as moderator and graphite as coolant. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as moderator and graphite as coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.8 lag 0.6 lead 0.8 lead 0.6 lag 0.8 lag 0.6 lead 0.8 lead 0.6 lag ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? full load any of the above no load short circuit full load any of the above no load short circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.30 0.0060 0.0030 0.60 0.30 0.0060 0.0030 0.60 ANSWER DOWNLOAD EXAMIANS APP
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