A Voltmeter That Is Connected Across the Input and Output

question 17

Multiple Choice

A voltmeter that is connected across the input and output terminals of an instrument cluster illumination lamp rheostat indicates 12.6 volts with the switch in the maximum brightness position and the engine off. Which of the following statements is true?

• A) The voltage available to the lamps will be 12.6 volts .
• B) The voltage available to the lamps will be 0.0 volts .
• C) The rheostat is operating correctly .
• D) More information is required to determine if the lamps will operate correctly .

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Definitions:

Bicuspid

Referring to a tooth with two points (cusps), particularly the premolars in humans, or a valve with two flaps in the heart.

Left Ventricle

The chamber of the heart that receives oxygen-rich blood from the left atrium and pumps it to the body through the aorta.

Myocardial Infarction

A medical condition commonly known as a heart attack, which occurs when blood flow to a part of the heart is blocked for a long enough time that part of the heart muscle is damaged or dies.

Heart Muscle

The cardiac muscle tissue of the heart responsible for the contraction and relaxation that enables the heart to pump blood throughout the body.