A superconductor is

A) a conductor of electric charge that has sufficient cross-sectional area to make its resistance nearly zero.
B) a conductor of electric charge that has zero resistance when subjected to very low temperatures.
C) a conductor of electric charge that exhibits a negative resistance effect.
D) a conductor of electric charge that exhibits zero resistance only in zero-gravity conditions.


B

Trades & Technology

You might also like to view...

Class A Steel offers a .75 multiplier in orders of $1,200.00 or more with $150.00 for shipping.. Class C Steel offers a .65 multiplier in orders of $1,200 with $160.00 for shipping. Which company offers lower material costs, and what is that cost?

What will be an ideal response?

Trades & Technology

When rats become upset:

A) they go limp B) their tails move back and forth C) the hair on the body relaxes D) their bodies remain perfectly still

Trades & Technology

The most common reason for failure to perform by a subtrade is the financial collapse of the subtrade.

Answer the following statement true (T) or false (F)

Trades & Technology

Which bias circuit is found chiefly in integrated circuit applications?

A) base bias B) collector feedback bias C) voltage divider bias D) emitter bias

Trades & Technology