Power Systems Mho relay is used for protection of none of these. short lines. long lines. medium lines. none of these. short lines. long lines. medium lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The economics of power plant is greatly influenced by diversity factor both 1 and 2 load factor nether 1 nor 2 diversity factor both 1 and 2 load factor nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Oxide film arrestor has which of the following properties? Installed at points of transmission line where daily visit is difficult. Both A and B. It is expensive. Does not require daily charging. Installed at points of transmission line where daily visit is difficult. Both A and B. It is expensive. Does not require daily charging. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. ash handling point. air preheater. economizer. superheater. ash handling point. air preheater. economizer. superheater. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 12. 6. 24. 16. 12. 6. 24. 16. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Ash handling unit. Condenser. Cooling tower. Pulversing unit. Ash handling unit. Condenser. Cooling tower. Pulversing unit. ANSWER DOWNLOAD EXAMIANS APP
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