The largest number of beats per second will be heard from which pair of tuning forks?
A)200 and 201 Hz
B)256 and 260 Hz
C)534 and 540 Hz
D)763 and 774 Hz
E)8420 and 8422 Hz

Question

Quizplus · Accepted Answer

The number of beats per second is the absolute difference in frequency between two tuning forks. For option D, the difference is 11 Hz (774 - 763), which is the largest difference among the given options.

The Largest Number of Beats Per Second Will Be Heard