If You Double the Thickness of a Wall Built from a Homogeneous

question 81

Multiple Choice

If you double the thickness of a wall built from a homogeneous material, the rate of heat loss for a given temperature difference across the thickness will

• A) become one-half its original value.
• B) double.
• C) become one-fourth its original value.
• D) quadruple.
• E) become one-eighth its original value.

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Definitions:

Carotid Pulse

The palpable beat of the carotid artery, located on either side of the neck, which can be used to measure heart rate.

Diastole

The relaxation phase of the heartbeat; the period of least pressure.

Systole

The contraction phase of the heart; the greatest amount of blood pressure.

Mensuration

The branch of mathematics dealing with the measurement of shapes and figures.