question archive A vibrating tuning fork of frequency 640 Hz is held above a tube filled with water Assume the speed of sound to be 330 m/s
A vibrating tuning fork of frequency 640 Hz is held above a tube filled with water Assume the speed of sound to be 330 m/s
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A vibrating tuning fork of frequency 640 Hz is held above a tube filled with water Assume the speed of sound to be 330 m/s. As the water level is lowered, consecutive maxima in intensity are observed at intervals of about
A) 12.9 cm
B) 19.4 cm
C) 25.8 cm
D) 51.7 cm
E) 194 cm
