The positive terminal of a battery in a minivan has an electric potential that is a maximum of 12 V higher than the negative terminal. Complete the following sentence: When wires are connected to the battery from the various electrical circuits within the minivan, the potential difference between the two terminals is
a) equal to 12 V.
b) less than 12 V.
c) greater than 12 V.
d) equal to zero V.
Ans: b) less than 12 V.
You might also like to view...
The planet-wide flow of air from Earth's equator to the colder poles is called Hadley circulation. An example of this effect is also seen
a. on Mars b. on Mercury c. on Venus d. nowhere else in the solar system
The more baryons there are in the universe (a higher density of baryonic matter), the lower the ratio of deuterium to hydrogen is. Therefore, if Harry measures a higher ratio of deuterium to hydrogen than Sally, Harry infers
A) a higher density of baryons than Sally. B) the same density of baryons as Sally. C) a lower density of baryons than Sally.
A charged particle is moving perpendicular to a uniform magnetic field. The radius of its path can be decreased most by
1.decreasing the magnitude of the magnetic field. 2.increasing its velocity. 3.decreasing its velocity and increasing the magnitude of the magnetic field. 4.increasing its velocity and decreasing the magnitude of the magnetic field.
When comparing geologic time to a calendar year, the time of the dinosaurs is in the
A) middle of October. B) first half of December. C) second half of December. D) first half of February.