Which of the following materials is used in the manufacture of resistance grids to be used in the starters of large motors ?

Related Mcqs:

Which of the following is the major consideration to evolve a good design ?

A. Cost B. Durability C. Compliance with performance criteria as laid down in specifications D. All of the above...

Hydrogen has a heat transfer co-efficient __________ times that of air?

A. 1.5 B. 2.5 C. 3.5 D. 4.5...

Direct water cooling of rotor winding presents_____________?

A. no mechanical difficulties B. lesser mechanical difficulties C. greater mechanical difficulties D. none of the above...

____________are always double layer type?

A. Closed windings B. Open windings C. Either of the above D. None of the above...

The flash point of transformer oil should be higher than_______________?

A. 40°C B. 60°C C. 80°C D. 104°C...