Which of the following are the constants of the transmission lines ?

Related Mcqs:

By which of the following a bus-bar is rated?

A. Current only B. Current and voltage C. Current, voltage and frequency D. Current, voltage, frequency and short time current...

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...

If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical energy wasted in the conductors, the total annual cost will be minimum and the corresponding size of conductor will be most economical. This statement is known as___________________?

A. Kelvin’s law B. Ohm’s law C. Kirchhoffs law D. Faraday’s law E. none of the above...

The phenomenon qf rise in voltage at the receiving end of the open-circuited or lightly loaded line is called the________________?

A. Seeback effect B. Ferranti effect C. Raman effect D. none of the above...

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

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