Superconductors are becoming popular for use in________________?

Related Mcqs:

The conductivity of a conductor can be increased by_______________?

A. decreasing its temperature B. increasing its temperature C. decreasing its vibration D. increasing its vibration...

An H.R.C. fuse is_______________?

A. a ceramic body having metal and caps B. a wire of platinum C. a heavy cross-section of copper or aluminium D. a ceramic tube having carbon rod inside it...

Addition of 0.3 to 4.5% silicon to iron ________ the electrical resistivity of iron?

A. increases B. decreases C. does not change...

Which of the following materials does not have covalent bonds ?

A. Organic polymers B. Silicon C. Metals...

The conduction of electricity, in semiconductors, takes place due to movement of______________?

A. positive ions only B. negative ions only C. positive and negative ions D. electrons and holes...