For which of the following equipment current rating is not necessary?

Related Mcqs:

In aluminium conductors, steel core is provided to____________?

A. compensate for skin effect B. neutralise proximity effect C. reduce line inductance D. increase the tensile strength...

For aluminium, as compared to copper, all the following factors have higher values except:

A. specific volume B. electrical conductivity C. co-efficient of linear expansion D. resistance per unit length for same cross-section...

Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical?

A. Static condenser B. Synchronous condenser C. Tap changing transformer D. Booster transformer...

Which of the following D.C. distribution system is the simplest and lowest in first cost ?

A. Radial system B. Ring system C. Inter-connected system D. None of the above...

The material generally used for armour of high voltage cables is_____________?

A. aluminium B. steel C. brass D. copper...