Acoustics Design Practicum MCQs
Acoustics Design Practicum MCQs
Our team has conducted extensive research to compile a set of Acoustics Design Practicum MCQs. We encourage you to test your Acoustics Design Practicum knowledge by answering these multiple-choice questions provided below.
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1: What is the branch of physics that studies the production, transmission, control, and effects of sound?
A. Neurology
B. Acoustics
C. Cardiology
D. Radiology
2: What does an accelerometer measure?
A. Vibration
B. Distance
C. Speed
D. Time
3: What is the Acoustical Society of America?
A. A method of soundproofing
B. An organization that publishes standards and information related to the study and applications of acoustics.
C. A device that amplifies sound
D. A recording studio
4: What is the name of the organization that publishes standards and information related to the study and applications of acoustics?
A. American Institute of Physics (AIP)
B. Optical Society of America (OSA)
C. ACOUSTICAL SOCIETY OF AMERICA (ASA)
D. American Physical Society (APS)
5: What does the word "acoustical" mean?
A. The study of acoustics
B. The study of sound
C. The properties of a material to absorb or reflect sound
D. The study of music
6: What is an acoustic calibrator?
A. A device used to measure the amplitude of sound waves.
B. An instrument providing a reference noise source used to calibrate the performance of sound level meters.
C. A device used to measure the wavelength of sound waves.
D. A device used to measure the frequency of sound waves.
7: What doesBACKGROUND NOISE represent?
A. Good listening
B. Speech intelligibility
C. Hearing-impaired persons
D. The sum total of all noise generated from all direct and reflected sound sources in a space
8: What does "BAFFLE" stand for?
A. Free-hanging acoustical unit
B. A free-hanging acoustical sound absorbing unit
C. Sound unit
D. Acoustical sound unit
9: What does the acronym "BARRIER" stand for?
A. British Association for Removal of difficulties in Relating to Elocution and Reading
B. Best Acoustics for Royalty in England and Russia
C. Anything physical or an environment that interferes with communication or listening.
D. Bureau of Accurate Records Regarding International Events and Newspapers.
10: For what was the measurement of sound intensity BEL named?
A. Alexander Graham Bell
B. British Experimental Land design project
C. Belgravia
D. French unit of measurement
11: What does BEL stand for?
A. Bell Estates Limited
B. British Empire League
C. Beast of the East Lake
D. A measurement of sound intensity named in honor of Alexander Graham Bell
12: What is BOOMINESS?
A. An uncontrolled amount of bass in the sound reproduced by a loudspeaker.
B. The quality of being fun or enjoyable.
C. A small explosion
D. The boolean AND operation between two logical values
13: What is the difference between a cloud and a baffle?
A. A cloud is a horizontal acoustical panel while a baffle is vertical.
B. There is no difference between a cloud and a baffle.
C. A cloud is a soundproofing material while a baffle is an acoustical panel.
D. A cloud is an acoustical panel while a baffle is a soundproofing material.
14: What is the meaning of CLOUD in acoustical industry terms?
A. A group of interconnected computers
B. A large white mass of very small water droplets in the atmosphere
C. An acoustical panel suspended in a horizontal position from the ceiling/roof structure.
D. To make something obscure or covered
15: The cocktail party effect is the name for:
A. A party where cocktails are served
B. A sound that decreases in intensity as it travels
C. Sound in a noisy crowded room generated mostly by conversation
D. The ringing in your ears after a loud concert
16: What is the basilar membrane?
A. A membrane in the inner ear that vibrates to aid in frequency recognition.
B. A membrane in the ear that helps to produce sound.
C. A membrane in the eye that helps to protect it.
D. A membrane in the nose that helps to filter air.
17: What is the cycle in acoustics?
A. The maximum value in an oscillation
B. The complete oscillation of pressure above and below the atmospheric static pressure.
C. The loudness of a noise
D. The average of sound pressure levels over a given time interval
18: What is the complete oscillation of pressure above and below the atmospheric static pressure called?
A. Amplitude
B. Sine wave
C. Cycle
D. Hertz
19: How many oscillations occur in one second?
A. Three
B. One
C. Two
D. The number of oscillations that occur in the time frame of one second.
20: What is the definition of "damping"?
A. The movement of water molecules in a liquid
B. The dissipation of vibratory energy in solid media and structures with time or distance.
C. The movement of air molecules in a gas
D. The bouncing of a ball on a solid surface
21: What is the dissipation of vibratory energy in solid media and structures with time or distance called?
A. Vibration
B. Damping
C. Sound
D. Wave motion
22: What is the definition of "deflection"?
A. A change in speed
B. A change in direction
C. The distance an elastic body or spring moves when subjected to a static or dynamic force.
D. A change in momentum
23: What is the full form of DEAF?
A. Deafness Education, Advocacy, and Support Foundation
B. Developmentally Exceptional and Able-bodied Future
C. Delta Epsilon Alpha Fraternity
D. Dual Enrollment and Accelerated Framework
24: What does DEAF stand for?
A. Loss of auditory sensation
B. Loss of hearing
C. Assistive Listening Device
D. Hearing Impaired
25: What is the definition of DIFFUSION?
A. The process of making a sound louder
B. The quality of a sound
C. The ability to hear sounds
D. The scattering or random reflection of a sound wave from a surface.
26: What consists of outer, middle and inner ear segments that cause sound pressures to be picked up by the ear?
A. Mouth
B. Nose
C. Throat
D. EAR
27: What does EAR stand for?
A. Electronic Amplifying Receiver
B. Equalizing Amplifying Receiver
C. Edison Amplifying Receiver
D. Ear, Nose, and Throat
28: What is a good indicator of speech clarity?
A. A short EDT
B. A short RT60
C. A long EDT
D. A long RT60
29: What is the definition of an echo?
A. A decibel level over 85 of sustained noise
B. The repetition of a sound by reflection
C. Reflected sound producing a distinct repetition of the original sound
D. A surge of electrical activity in the brain
30: What sound do flutter echoes produce after the original sound signal has ceased?
A. A long echo
B. No sound
C. A clicking, ringing, or hissing sound
D. A faint echo
31: What is the effective level?
A. The root mean square of the instantaneous level over a given period of time.
B. The highest value in a cycle.
C. The mean square of the signal values.
D. The square root of the signal power.
32: What is FLAME SPREAD?
A. A device used to extinguish fires
B. Classification indicating propagation of flame across a sample compared to flame propagation across concrete panels and red oak.
C. The process of combustion
D. The rate at which a fire burns
33: What is the FLAME SPREAD?
A. Propagation of flame across a sample compared to flame propagation across concrete panels and red oak
B. The speed at which a fire spreads
C. The rate at which a fire burns
D. A measure of heat conduction
34: What is the best way to learn about acoustics?
A. By playing video games
B. By reading a glossary of terms
C. By listening to music
D. By watching movies
35: What is the definition of sound?
A. A particular quality of a musical note, noise, or voice
B. Vibrations of air, water, or other medium that are transmitted to the ear and produce the sensation of hearing.
C. The action or process of producing a musical note or other sound.
D. Sound waves are pressure waves that travel throughout the Earth's atmosphere.
36: What is audio terminology?
A. The study of vibration and wave motion in gases, liquids, and solids
B. The study of hearing
C. Common phrases found in the science of sound, acoustics.
D. The art of producing beautiful music
37: What does the term "acoustics" mean?
A. The study of light
B. The study of color
C. The study of sound
D. The study of motion
38: What are the two most common types of accelerometers?
A. The traditional force type and the integrated electronic capacitive type.
B. The traditional charge type and the integrated electronic capacitive type.
C. The traditional force type and the integrated electronic piezoelectric type.
D. The traditional charge type and the integrated electronic piezoelectric type.
39: What is the term for a professional with an engineering degree who is experienced in providing advice on acoustical requirements and noise control?
A. Industrial Designer
B. Environmental Consultant
C. Architectural Designer
D. Acoustical Consultant
40: Which of the following is not a difference between field conditions and laboratory conditions that affects the FSTC rating?
A. Modal distribution
B. Flanking paths
C. Size of the room
D. Absorption
41: FLOORIMPACT is another name for what?
A. Floor Protection
B. Floor Damage
C. Footfall
D. Flooring
42: What is FOOTFALL?
A. The act of stepping on someone's foot
B. A type of fabric
C. A measure of the number of times a foot hits the ground while walking
D. A form of impact noise that occurs when feet come into contact with a floor.
43: What is a free field?
A. A sound source indoors with no obstructions
B. A sound source indoors with obstructions
C. A sound source outdoors with obstructions
D. A sound source outdoors with no obstructions
44: Which unit is used to measure acoustical frequency?
A. Hertz
B. Hours
C. Seconds
D. Minutes
45: How many people in the USA are affected by hearing loss?
A. 5-25 million
B. 2.5 million
C. 250 million
D. 25-50 million
46: What is hearing impairment?
A. Deafness
B. A hearing loss of a slight degree
C. A hearing loss of a mild, moderate, or severe degree
D. A hearing loss of a profound degree
47: What does HERTZ express?
A. The duration of one complete cycle of a waveform as measured from a fixed point.
B. The rate of oscillation of the electrons in an atom.
C. Frequency of sound expressed by cycles per second.
D. The number of sound waves produced in one second.
48: What does HERTZ measure?
A. The pitch of sound
B. Frequency of sound expressed by cycles per second
C. The loudness of sound
D. The duration of sound
49: Which standard describes the methods to measure the degree of impact noise isolation provided by a floor/ceiling assembly in laboratory conditions?
A. ASTM E 1007
B. ISO 140/6
C. ASTM E 492
D. ISO 140/7
50: The methods to measure the degree of impact noise isolation in laboratory conditions are described in which standards?
A. ASTM E 492 or ISO 140/6
B. ASTM E 1007 or ISO 140/7
C. ASTM E 492
D. ISO 140/6
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