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Questions and Answers
What is the purpose of sound masking?
What is the purpose of sound masking?
- To eliminate all ambient noise
- To decrease the threshold of audibility
- To reduce the awareness of preexisting sounds (correct)
- To increase the threshold of audibility
How does the Hass effect contribute to masking?
How does the Hass effect contribute to masking?
- By eliminating all background noise
- By decreasing the decibels required for a sound to be heard
- By increasing the frequency difference between sounds
- By blending delayed sounds with the first arriving sound (correct)
Which type of sound is more effective at masking higher frequencies?
Which type of sound is more effective at masking higher frequencies?
- Mid-range frequencies
- Higher frequencies
- Infrasound frequencies
- Low frequencies (correct)
What is meant by acoustical aroma in the context of sound masking?
What is meant by acoustical aroma in the context of sound masking?
Which frequency difference requires greater decibels for effective masking?
Which frequency difference requires greater decibels for effective masking?
What is the main purpose of the Hass effect in auditorium design?
What is the main purpose of the Hass effect in auditorium design?
What is the maximum time delay allowed for the Hass effect in halls meant for speech?
What is the maximum time delay allowed for the Hass effect in halls meant for speech?
If the time delay for the reflected sound is 50 ms, what is the approximate additional travel distance for the reflected sound?
If the time delay for the reflected sound is 50 ms, what is the approximate additional travel distance for the reflected sound?
What is the primary purpose of a deep sound-absorbing rear wall treatment in an auditorium?
What is the primary purpose of a deep sound-absorbing rear wall treatment in an auditorium?
What is the primary difference between the Hass effect and the precedence effect?
What is the primary difference between the Hass effect and the precedence effect?
What is the primary application of the Hass effect?
What is the primary application of the Hass effect?
What is the main phenomenon described in the given text?
What is the main phenomenon described in the given text?
What is the relationship between the Hass effect and the precedence effect?
What is the relationship between the Hass effect and the precedence effect?
Under what conditions does the Hass effect occur, according to the text?
Under what conditions does the Hass effect occur, according to the text?
What happens when the time delay is zero and the sound levels from both speakers are equal?
What happens when the time delay is zero and the sound levels from both speakers are equal?
What is one of the applications of the Hass effect mentioned in the text?
What is one of the applications of the Hass effect mentioned in the text?
What is the term used to describe the difference between the arrival times of direct sound and reflected sound?
What is the term used to describe the difference between the arrival times of direct sound and reflected sound?
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