PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
Velocity of sound in air is 320 m/s. A pipe closed at one end has a length of 1 m. Neglecting end corrections, the air column in the pipe can resonate for sound of frequency:
(1) 80 Hz
(2) 240 Hz
(3) 320 Hz
(4) 400 Hz