The net electric charge on a current-carrying wire is normally

A) zero.
B) equal and opposite to the charge within the wire.
C) the voltage divided by the resistance.


Answer: A

Physics & Space Science

You might also like to view...

A(n) ____________________ is a collection of billions of stars

Fill in the blank(s) with correct word

Physics & Space Science

A metal block has a density of 5000 kg per cubic meter and a mass of 15,000 kg. What is its volume?

A) 0.33 cubic meters B) 3 cubic meters C) 5 cubic meters D) 15 cubic meters E) none of the above

Physics & Space Science

In brane-world theory, there are more _______ than we are accustomed to.

A. strings B. gluons C. monopoles D. dimensions E. leptons

Physics & Space Science

An ideal step-down transformer has 200 primary turns and 50 secondary turns. If 440 volts (rms) is placed across the primary, what is the current in the secondary when the load resistance is 7.00 ohms?

a. 3.6 A (rms) b. 7.3 A (rms) c. 11.4 A (rms) d. 15.7 A (rms) e. 12.4 A (rms)

Physics & Space Science