Suppose that at a given point in a given piece of metal, the drift velocities of electrons are oriented leftward. The direction of the conventional current in this metal
A. is leftward.
B. is rightward.
C. is zero.
D. depends on the type of metal.
B. is rightward.
You might also like to view...
A water-filled paper cup held in a flame will not catch fire because
A) the inside of the paper is wet. B) water is an excellent conductor of heat. C) paper is a good conductor of heat. D) the paper cup cannot become appreciably hotter than the water it contains.
In western movies you often see a person putting his ear against the rails in the train tracks to find out if a train is approaching. Why would this give him advance knowledge of the approach of a train?
What will be an ideal response?
A statement found to be experimentally valid over a wide range of observed phenomena is referred to as a
A) model. B) theory. C) law. D) principle. E) hypothesis.
The number of reliably known digits in a number is called the number of estimated uncertainty
Indicate whether the statement is true or false