Question Detail

PHY 104 Pitch, loudness, quality, timber Objective Question

Question

What is sound intensity defined as in the document?
Options
A The amplitude of the sound wave.
B The frequency of the sound wave.
C The power carried by sound waves per unit area in a direction perpendicular to the area.
Correct Answer
D The total energy of the sound wave.
Correct Answer

Option C is the correct answer.

Detailed Explanation

The document defines it as: 'Sound intensity or acoustic intensity, is the power carried by sound waves per unit area in a direction perpendicular to the area.'

Hint

Focus on the precise definition provided, not just general properties.

Question Info