A Vibrating Tuning Fork of 850 Hz Is Held Above $\Delta$

question 8

Multiple Choice

A vibrating tuning fork of 850 Hz is held above a tube filled with water.The first and third resonances occur when the water level is lowered by 8.8 cm and 47.6 cm from the top of the tube.If there is a small end correction that adds a small extra length $\Delta$ L to the effective length of the air column,calculate $\Delta$ L.Assume the speed of sound to be 330 m/s.

• A)0.2 cm
• B)0.9 cm
• C)0.4 cm
• D)0.6 cm
• E)1.1 cm

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Definitions:

Alkene Product

The resulting compound featuring at least one carbon-carbon double bond, produced from reactions involving alkenes.

Explanation

The act of making something clear or understandable by describing or presenting it in detail.

Substitution

In chemistry, a reaction where one atom or a group of atoms in a molecule is replaced by another atom or group of atoms.

Elimination

A chemical reaction in which two atoms or groups are removed from a molecule, typically resulting in the formation of a double bond.