BU 3 Part 2 (Module 3)

Which of the following is the recommended seating layout for rectangular lecture rooms to minimize acoustical problems?

• Diagonal seating layout

• Circular seating

• Parallel rows of seats

• Random seating arrangement

What should be done to reduce sound energy loss in an auditorium?

• Increase the room volume

• Minimize the distance between the audience and the sound source

• Use more absorptive materials

• Decrease the audience capacity

In music halls, what is the term used to describe the perception of sound being well-mixed and harmonious?

• Warmth

• Definition

• Good Blend

• Fullness of Tone

In a concert hall, what is the recommended floor area for each musician in the orchestra platform?

• 0.30–0.40 sq. m.

• 1.10–1.40 sq. m.

• 0.50–1.00 sq. m.

• 2.00–3.00 sq. m.

Which type of acoustical treatment is recommended for the main audience area of an auditorium?

• Reflective treatment

• Diffusive treatment

• Absorptive treatment

• Transparent treatment

What kind of reverberation time (RT) is preferred in churches to enhance organ sounds and choral music?

• Very short RT

• Long RT

• Moderate RT

• No RT

What type of stage is commonly used in opera houses for performances relying on colorful settings and scenery?

• Open/Thrust stage

• Arena stage

• Proscenium stage

• Adaptable stage

In a multi-purpose auditorium, what is a significant acoustical problem caused by level floors?

• Flutter echoes

• Poor sound diffusion

• Low frequency concentration

• Short RT

Which of the following is the recommended treatment for the rear wall of a multi-purpose auditorium to improve acoustics?

• Diffusive treatment

• Absorptive treatment

• Reflective treatment

• Transparent treatment

In a motion picture theater, which acoustical treatment is applied to the projection room to reduce noise and vibration?

• Absorptive treatment

• Structural isolation

• Reflective treatment

• Sound locks