A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 35 kA. 55 kA. 50 kA. 45 kA. TRUE ANSWER : ? YOUR ANSWER : ?
Which material is used in controlling chain reaction in a nuclear reactor Heavy water. Beryllium. Thorium. Boron. TRUE ANSWER : ? YOUR ANSWER : ?
Critical mass is maximum mass of fissionable material required to sustain a chain reaction. none of these. minimum mass of fissionable material required to sustain chain reaction. a mass of fissionable material required to stop a chain reaction. TRUE ANSWER : ? YOUR ANSWER : ?
Galvanised steel is generally used as structural components. earth wire. All of these stray wire. TRUE ANSWER : ? YOUR ANSWER : ?
In a nuclear reactor, chain reactor is controlled by introducing iron rods. graphite rods. brass rods. cadmium rods. TRUE ANSWER : ? YOUR ANSWER : ?
Nuclear power plant are used as peak load plants. none of above. base load plants. intermediate load plants. TRUE ANSWER : ? YOUR ANSWER : ?
If sag in an overhead line increase, tension in the line decrease None of these increase remains same TRUE ANSWER : ? YOUR ANSWER : ?
A sort line with R/X ratio 1, the zero regulation is obtained when the power factor of the load is unity 0 leading 0.707 leading 0.5 TRUE ANSWER : ? YOUR ANSWER : ?
MCB stands for miniature circuit breaker. maximum capacity breaker. minimum capacity breaker. molded circuit breaker. TRUE ANSWER : ? YOUR ANSWER : ?
Bundled conductors are used for EHV transmission lines primarily for reducing the copper loss corona loss voltage drop across the line surge impedance of the line TRUE ANSWER : ? YOUR ANSWER : ?