Power Systems Per unit of any quantity is defined as base value of quantity /actual value of quantity in different units base value of quantity /actual value of quantity in same units actual value of quantity /base value of quantity in same units actual value of quantity /base value of quantity in different units base value of quantity /actual value of quantity in different units base value of quantity /actual value of quantity in same units actual value of quantity /base value of quantity in same units actual value of quantity /base value of quantity in different units ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load duration curve for a system is 8 hours 30 MW, 16 hours 25 MW and 24 hours 20 MW. The load factor will be 0.83. 0.25. 1.3. 0.44. 0.83. 0.25. 1.3. 0.44. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant All of these load factor of the steam plant is increased the operating cost of the steam plant become optimum chances of the tripping of the system decrease All of these load factor of the steam plant is increased the operating cost of the steam plant become optimum chances of the tripping of the system decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of electrical power transmission is/are Transmission system must be more efficient with minimum line losses nether 1 nor 2 Voltage regulation of the transmission line must be zero or minimum both 1 and 2 Transmission system must be more efficient with minimum line losses nether 1 nor 2 Voltage regulation of the transmission line must be zero or minimum both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 7500 kW 3750 kW 6000 kW 3000 kW 7500 kW 3750 kW 6000 kW 3000 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a long, two wire line composed of solid round conductors. The radius of both conductors is 0.25 cm and distance between their centers is 100 cm. If this distance is doubled, then the inductance per unit length. Halves. Increase but does not doubled. Decrease but does not halves. Doubled. Halves. Increase but does not doubled. Decrease but does not halves. Doubled. ANSWER DOWNLOAD EXAMIANS APP
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