What is Motion? What are the differences between speed and velocity? What is friction and how can it be reduced? These are questions relating to […]
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How to Measure the Velocity of Sound in Free Air Using Hebb’s Method
In 1905 Hebb carried out an accurate experiment to determine the velocity of sound in free air which used a method of interference. He carried out […]
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How to Measure the Velocity of Sound in a Quincke Tube
Quincke devised a simple method of measuring the velocity of sound by obtaining permanent interference between two sound waves. He used a closed tube SAEB […]
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