TPO29L2 Reverberation (Architecture)



1.What is the main purpose of the lecture?

A. To explain how musicians can perform successfully in theaters and concert halls with poor acoustics

B. To explain how the design of theaters and concert halls has changed over time

C. To discuss design factors that affect sound in a room

D. To discuss a method to measure the reverberation time of a room


2.According to the lecture, what were Sabine’s contributions to architectural acoustics?

[Click on 2 answers.]

A. He founded the field of architectural acoustics.

B. He developed an important formula for measuring a room’s reverberation time.

C. He renewed architects’ interest in ancient theaters.

D. He provided support for using established architectural principles in the design of concert halls.


3.According to the professor, what is likely to happen if a room has a very long reverberation time?

A. Performers will have to make an effort to be louder.

B. Sound will not be scattered in all directions.

C. Older sounds will interfere with the perception of new sounds.

D. Only people in the center of the room will be able to hear clearly.


4.Why does the professor mention a piano recital?

[Click on 2 answers.]

A. To illustrate that different kinds of performances require rooms with different reverberation times

B. To demonstrate that the size of the instrument can affect its acoustic properties

C. To cite a type of performance suitable for rectangular concert hall

D. To exemplify that the reverberation time of a room is related to its size


5.According to the professor, what purpose do wall decorations in older concert halls serve?

A. They make sound in the hall reverberate longer.

B. They distribute the sound more evenly in the hall.

C. They make large halls look smaller and more intimate.

D. They disguise structural changes made to improve sound quality.


6.Why does the professor say this:

A. To find out if students have understood his point.

B. To indicate that he will conclude the lecture soon.

C. To introduce a factor contradicting his previous statement.

D. To add emphasis to his previous statement.


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