A Producer of Automobile Batteries Notes That the Price of Batteries

question 20

Multiple Choice

A producer of automobile batteries notes that the price of batteries has risen over each of the past three years. The firm decides to expand its battery production. This illustrates

• A) the law of supply.
• B) the law of market price.
• C) the law of equilibrium.
• D) the law of demand.
• E) the law of supply and demand.

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Definitions:

Voltage

The electrical potential difference or force that causes current to flow in a circuit.

Magnetic Flux

Magnetic flux refers to the measure of the quantity of magnetism, considering the strength and the extent of a magnetic field.

Pole Polarity

Refers to the magnetic polarity (north or south) of the poles in a magnetic field, crucial in the functioning of electric motors and generators.

Lines of Magnetic Flux

Imaginary lines representing the strength and direction of a magnetic field, where the density of lines indicates the field's intensity.