If Your Roommate Slowly and Carefully Turns Up the Volume

question 68

Multiple Choice

If your roommate slowly and carefully turns up the volume on the stereo until you can determine "now it's louder than it was before," it would be MOST accurate to say the volume increased by a

• A) perceivable difference.
• B) just noticeable difference.
• C) fractional difference.
• D) proportional difference.