Power Systems The steam power plant efficiency can be improved by decreasing the load on the plant. using large quantity of water. using high temperature and high pressure steam. burning large amount of coal. decreasing the load on the plant. using large quantity of water. using high temperature and high pressure steam. burning large amount of coal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 5 pu 1 pu 0.2 pu 0.25 pu 5 pu 1 pu 0.2 pu 0.25 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Hydrogen. Air. Water. Liquid. Hydrogen. Air. Water. Liquid. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the tests performed for oil-filled and gas-filled cables ? Thermal stability test. All of these. Impulse tests. Load cycle tests. Thermal stability test. All of these. Impulse tests. Load cycle tests. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An alternator having an induced emf of 1.6 pu is connected to an infinite bus of 1 pu. If the bus bar has reactance of 0.6 pu and alternator has reactance of 0.2 pu, what is the maximum power that can be transferred? 2 pu 5 pu 6 pu 2.67 pu 2 pu 5 pu 6 pu 2.67 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems An hydro-graph indicates the discharge at any time during the period under consideration. the average run off during the period. All of these the maximum and minimum run off during the period. the discharge at any time during the period under consideration. the average run off during the period. All of these the maximum and minimum run off during the period. ANSWER DOWNLOAD EXAMIANS APP
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