Sound Waves of a Certain Frequency in Air Having a Wavelength

question 56

Multiple Choice

Sound waves of a certain frequency in air having a wavelength of 1.9 m will have what wavelength in water? Take the speed of sound in air to be 340 m/s and in water to be 1 490 m/s.

• A)0.57 m
• B)1.9 m
• C)8.3 m
• D)11 m

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Definitions:

Psychological Methods

Encompasses the techniques and strategies used in psychology to study the mind and behavior, including experiments, observations, and assessments.

Cognitive-behavioural Techniques

Strategies used in cognitive-behavioural therapy to identify and change negative thought patterns and behaviors to improve mental health and well-being.

Neurotic Behaviour

Patterns of thinking, feeling, or behavior that are generally considered to be out of the norm and exhibit signs of anxiety or depression.

Cardiovascular Reactivity

The degree of change in a cardiovascular function that occurs in response to psychologically significant events.