Which of the following buses is/are not PV buses? both 1 and 2 reactive power support buses fixed shunt capacitor buses voltage control buses TRUE ANSWER : ? YOUR ANSWER : ?
ACSR means Aluminium copper steel reinforced all conductor steel reinforced Aluminium conductor steel reinforced Aluminium core steel reinforced TRUE ANSWER : ? YOUR ANSWER : ?
In transmission lines distribution constants are resistance inductance and resistance both 1 and 2 inductance and capacitance TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following relays is/are unit protection relays? both 1 and 2 Buccholz relays over current relays Differential relays TRUE ANSWER : ? YOUR ANSWER : ?
The area under a flow duration curve represents total quantity of run-off during that period. total power available. total of units of energy available. maximum rate of run-off during the period. TRUE ANSWER : ? YOUR ANSWER : ?
Oxide film arrestor has which of the following properties? Both A and B. It is expensive. Installed at points of transmission line where daily visit is difficult. Does not require daily charging. TRUE ANSWER : ? YOUR ANSWER : ?
A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 0.25 pu 0.2 pu 1 pu 5 pu TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following grounding is not practically preferred for protection of equipments? All of these reactance grounding resistance grounding isolated grounding TRUE ANSWER : ? YOUR ANSWER : ?
A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 32 kV 36 kV 40 kV 45 kV TRUE ANSWER : ? YOUR ANSWER : ?
The VSWR of transmission line is Directly proportional to voltage minimum and inversely proportional to voltage maximum. Directly proportional to load impedance and inversely to characteristic impedance. Directly proportional to characteristic impedance and inversely to load impedance. Proportional to load and characteristic impedance. TRUE ANSWER : ? YOUR ANSWER : ?