The vibrations from an 800 Hz tuning fork set up standing waves in a string clamped…

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

The vibrations from an 800 Hz tuning fork set up standing waves in a string clamped at both ends. The wave speed in the string is known to be 400 m/s for the tension used. The standing wave is observed to have four antinodes. How long is the string?

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