A synchronous condenser is generally installed at the _____ of the transmission line None of the listed here Receiving end Sending end Middle TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is the demerit of a 'constant voltage transmission system'? Increase of short-circuit current of the system Improvement of power factor at times of moderate and heavy loads Possibility of better protection for the line due to possible use of higher terminal reactants Availability of steady voltage at all loads at the line terminals TRUE ANSWER : ? YOUR ANSWER : ?
The voltage in a radial distribution will be minimum at The distribution substation None of the listed here The midpoint of the distributor The end of the distributor TRUE ANSWER : ? YOUR ANSWER : ?
The wooden poles well impregnated with creosote oil or any preservative compound has life 60 to 70 years 10 to 15 years 25 to 30 years From 2 to 5 years TRUE ANSWER : ? YOUR ANSWER : ?
Corona is likely to occur maximum in Transmission line All of the listed here Domestic wiring Distribution line TRUE ANSWER : ? YOUR ANSWER : ?
In india, the transmission of electric power is done by 3 phase 3 wire system 3 phase 4 wire system None of the listed here 1 phase system TRUE ANSWER : ? YOUR ANSWER : ?
In a balanced 3 wire dc system, the voltage across the outers is 500V. The voltage between any outer and neutral wire is 100 V 250 V 125 V 500 V TRUE ANSWER : ? YOUR ANSWER : ?
For transmission of power over a distance of 500 km, the transmission voltage should be in the range 150 to 220 kV 20 to 50 kV 60 to 100 kV 100 to 120 kV TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is the source of heat generation in the cables? All of these Losses in the metallic sheathings and armourings Dielectric losses in cable insulation losses in the conductor TRUE ANSWER : ? YOUR ANSWER : ?