A Vertical Tube One Meter Long Is Open at the Top

question 19

Multiple Choice

A vertical tube one meter long is open at the top. It is filled with 75 cm of water. If the velocity of sound is 344 m/s, what will the fundamental resonant frequency be (in Hz) ?

• A) 3.4
• B) 172
• C) 344
• D) 1.7
• E) 688

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Definitions:

Instrumentality

In expectancy theory, the belief that a certain level of performance will lead to a specific outcome or reward.

Effort

The amount of energy, work, or concentration applied towards a task or goal.

Valence

In psychology and motivational theory, the degree of attractiveness or aversiveness an outcome holds for a person, influencing their motivation levels.

Valence

The value or importance an individual places on the expected outcome of a particular behavior or action.