Power Systems Mho relays are used for the protection of which of the following lines? medium transmission lines only short transmission lines only long transmission lines only None of these medium transmission lines only short transmission lines only long transmission lines only None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following frequency control method tie line may be overloaded? All of these parallel frequency flat frequency control flat tie line control All of these parallel frequency flat frequency control flat tie line control ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant Reheat of steam an intermediate stages. Use of steam for heating of boiler feed water. Use of high pressure. All of these Reheat of steam an intermediate stages. Use of steam for heating of boiler feed water. Use of high pressure. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 250 500 450 900 250 500 450 900 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission lines are transposed to reduce interference with neighbouring communication lines proximity effect ferranti effect skin effect interference with neighbouring communication lines proximity effect ferranti effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where is the draft tube of a hydroelectric plant that is an airtight pipe located Near the surge tank. At the beginning of the penstock. In between the penstock and runner. In between the runner exhaust and the tail race. Near the surge tank. At the beginning of the penstock. In between the penstock and runner. In between the runner exhaust and the tail race. ANSWER DOWNLOAD EXAMIANS APP
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