Power Systems Demand factor of a plant is less than 1 1 greater than 1 0 less than 1 1 greater than 1 0 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 125 MVA 400 MVA 500 MVA 100 MVA 125 MVA 400 MVA 500 MVA 100 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of off diagonal elements is which is connected between bus i and bus j with positive sign sum of admittances connected at bus i which is connected between bus i and bus j with negative sign sum of admittances connected at bus j which is connected between bus i and bus j with positive sign sum of admittances connected at bus i which is connected between bus i and bus j with negative sign sum of admittances connected at bus j ANSWER DOWNLOAD EXAMIANS APP
Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 10 6 16 2 10 6 16 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The characteristic impedance of a transmission on line is Inversely proportional to its length. Independent of its length. Directly proportional to its length. Directly proportional to square root of its length. Inversely proportional to its length. Independent of its length. Directly proportional to its length. Directly proportional to square root of its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The SWR on a lossless transmission line of the characteristic impedance 100 ohm is 3. The line is the terminated by A resistance of 100 ohm. A resistance of 100/3 ohm. A resistance of j300 ohm. A resistance of j100/3 ohm. A resistance of 100 ohm. A resistance of 100/3 ohm. A resistance of j300 ohm. A resistance of j100/3 ohm. ANSWER DOWNLOAD EXAMIANS APP