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Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 16 - Waves > When a vibrating tuning fork of frequency 512 Hz is held above the mouth of a resonance tube of adjustable length. The first two successive positions of resonance occur when the length of the air columns are 15.4 cm and 48.6 cm respectively. Then the velocity of sound is

When a vibrating tuning fork of frequency 512 Hz is held above the mouth of a resonance tube of adjustable length. The first two successive positions of resonance occur when the length of the air columns are 15.4 cm and 48.6 cm respectively. Then the velocity of sound is

The resultant amplitude due to superposition of two harmonic waves expressed by y = a sin (wt - kt) and y = a cos (kx - wt ) will be