# Electrical engineering/Audio Video Engineering MCQs set -2 Sample Test,Sample questions

## Question: ``` Which video quality is the Blu-ray disc capable of storing? ```

1.1K

2.2K

3.3K

4.4K

Posted Date:-2022-06-24 18:40:06

## Question: ```A loud sound is about how many times greater than that of the weakest sounds? ```

1.Penta

2.Hexa

3.Tera

Posted Date:-2022-06-24 12:45:50

## Question: ```Above how many KHz men and women canâ€™t hear by the age of 55? ```

1.5, 12

2.12, 5

3.9, 14

4.14, 9

Posted Date:-2022-06-24 12:51:32

## Question: ```At which frequency response can one be proud of listening to a Hi-fi music system? ```

1.30-15,000 Hz

2.120-15,000 Hz

3.90-15,000 Hz

4.30-50,000 Hz

Posted Date:-2022-06-24 18:49:42

## Question: ```By converting which signals into variations of light intensity falling onto the film is recording on photographic film donein optical recording of sound? ```

1.Video

2.Audio

3. Both video and audio

4.Transmission

Posted Date:-2022-06-24 18:24:40

## Question: ```By using which technology home stereo system remains the best way to listen to recorded music? ```

1.Low fidelity

2.High fidelity

3.Blu-ray disc

4.DVDs

Posted Date:-2022-06-24 18:48:38

## Question: ```Design a crossover network to give 12 dB per octave attenuation for critical frequency of 0.5 KHz. Loudspeaker is having resistance of 8 Î©. ```

1.C = 200 Î¼F, L = 5.9 mH

2.C = 28.13 Î¼F, L = 3.6 mH

3.C = 45.78 Î¼F, L = 2.9 mH

4.C = 67.34 Î¼F, L = 9.9 mH

Posted Date:-2022-06-24 18:20:07

## Question: ```How is the sound power distributed amongst the audience to achieve uniformity in PA system? ```

1.More loud speakers in listenerâ€™s area

2.1 or 2 loudspeaker near a stage

3. 3 or 4 loudspeaker near a stage

4.More loud speakers in listenerâ€™s area

Posted Date:-2022-06-24 19:27:49

## Question: ```How many discs can be made from a master disc in optical recording of disc? ```

1.Singles

2.Hundreds

3.Thousands

4.Millions

Posted Date:-2022-06-24 18:36:13

## Question: ```How many Hertz do healthy young people usually hear? ```

1.6-7 KHz

2. 1-2 KHz

3.13-14 KHz

4.17-18 KHz

Posted Date:-2022-06-24 12:47:56

## Question: ```How many types of mixers are there in a PA system in audio devices? ```

1.1

2.2

3.3

4.4

Posted Date:-2022-06-24 19:24:26

## Question: ```In which year the first MP3 player was introduced? ```

1.1987

2.1975

3.1998

4.1945

Posted Date:-2022-06-24 17:58:57

## Question: ```To which stage is the output of microphone fed in PA system? ```

1.Voltage amplifier

2.Loudspeaker

3.Power amplifier

4.Mixer

Posted Date:-2022-06-24 19:23:33

## Question: ```Up to how many GB the disc storage is expanded per layer in Blu-ray technology? ```

1.10

2.15

3.5

4.25

Posted Date:-2022-06-24 18:39:24

## Question: ```Up to how many minutes a standard compact disc can hold up in optical recording of disc? ```

1.50

2.60

3.70

4.80

Posted Date:-2022-06-24 18:26:53

## Question: ```What can be downloaded instantly from the internet with the help of Blu-ray disc? ```

1.Audio

2.Video

3.Subtitles

4.Both audio and video

Posted Date:-2022-06-24 18:41:23

## Question: ```What can be termed as falsified reproduction of an audio signal caused by change in the waveform of the original signal? ```

1.Distortion

2.Frequency

3.Amplitude

4.Phase

Posted Date:-2022-06-24 18:47:36

## Question: ```What does MP3 stands for? ```

1.MPEG audio layer 3

2.MKV video layer 3

3.MPEG video layer 3

4.JPEG audio layer 3

Posted Date:-2022-06-24 17:57:54

## Question: ```What does the outer ear act like? ```

1.Tunnel

2.Funnel

3.Canal

4.Waves

Posted Date:-2022-06-24 17:46:05

## Question: ```What is a small, portable and round medium made of molded polymer for electronically recording, storing, and playing back audio, video, text and other information in digital form in optical recording of sound? ```

1.CD

2.DVD

3.Audio player

4.Video Player

Posted Date:-2022-06-24 18:26:16

## Question: ```What is defined as the time for the acoustic intensity to decrease by a factor of one million? ```

1.Acoustic reverberation

2.Echo reverberation

3.Reverberation time

4.Audio amplifier

Posted Date:-2022-06-24 19:30:56

## Question: ```What is most sensitive to frequencies in the range of 2,000-5,000 Hz? ```

1.Cochlea

2.Pinna

3.Human ear

4.Auditory nerve

Posted Date:-2022-06-24 17:41:16

## Question: ```What is termed as a network which is used to divide the input signal into separate frequency ranges for each speaker? ```

1.Multi-way speaker

2.Crossover network

3. Optical recording

4.Bilateral network

Posted Date:-2022-06-24 18:12:37

## Question: ```What is termed as the persistence of sound even after the source of sound has stopped producing sound? ```

1.Acoustic reverberation

2.Time reverberation

3.Echo reverberation

4.Audio amplifier

Posted Date:-2022-06-24 19:30:12

## Question: ```What is termed as the point where the curve of woofer output crosses the curve of tweeter output? ```

1.Crossover amplitude

2.Crossover phase

3.Crossover frequency

4.Crossover cycle

Posted Date:-2022-06-24 18:15:04

## Question: ```What is the complete audible range for a human ear? ```

1.20 to 25,000 HZ

2.30 to 30,000 HZ

3.20 to 20,000 HZ

4.60 to 60,000 HZ

Posted Date:-2022-06-24 12:47:05

## Question: ```What is the data transfer rate in Blu-ray discs? ```

1.36 Mbps

2.56 Mbps

3.78 Mbps

4. 63 Mbps

Posted Date:-2022-06-24 18:46:49

## Question: ```What is the device called that can hold digital audio files on internal or external media in USB MP3 players? ```

1.Solid state

2.Liquid state

3.Gaseous state

4.Mixed state

Posted Date:-2022-06-24 18:00:35

## Question: ```What is the full form of PA system in audio devices? ```

2.Phase action

3.Power action

4.Public action

Posted Date:-2022-06-24 18:52:46

## Question: ```What is the interval when a sound is reflected back from a distant object and hits our ears? ```

1.0.1 second

2.0.8 seconds

3.0.4 seconds

4.0.5 seconds

Posted Date:-2022-06-24 19:33:07

## Question: ```What is the range of tweeter for 3 way speaker system? ```

1.2000 Hz to 5000 Hz

2.5000 Hz to 20,000 Hz

3.500 Hz to 5000 Hz

4.20 Hz to 500 Hz

Posted Date:-2022-06-24 18:18:21

## Question: ```What is the range of woofer for 3 way speaker system? ```

1.20 Hz to 500 Hz

2.50 Hz to 5000 Hz

3.2000 Hz to 5000 Hz

4.500 Hz to 5000 Hz

Posted Date:-2022-06-24 18:16:47

## Question: ```What is the sound pressure level of a loud clap? ```

1.100 dB

2. 40 dB

3.10 dB

4.500 dB

Posted Date:-2022-06-24 19:31:35

## Question: ```What will be the length of a track of data if it is stretched out in a CD in optical recording of disc? ```

1.15 KM

2.5 KM

3.4 KM

4.35 KM

Posted Date:-2022-06-24 18:34:18

## Question: ```Which amplifier uses push-pull type amplifier circuit in PA system? ```

1.Power amplifier

2.Voltage amplifier

3.Driver amplifier

4.Frequency amplifier

Posted Date:-2022-06-24 19:25:56

## Question: ```Which device is the best example for the device that can read digital audio files from a hard drive? ```

1.Appleâ€™s iPod

3.Television

4.Pen drive

Posted Date:-2022-06-24 18:02:00

## Question: ```Which discs are virtually extinct now and have been replaced by compact discs (CDs) since many years due to numerous advantages they offer? ```

1.Gramophone discs (LPs)

2.Flutter discs

3.Dynamic discs

4.Blu-ray discs

Posted Date:-2022-06-24 18:38:16

## Question: ```Which gain control is used in processing circuit in PA system in audio devices? ```

1.Master

2.Slave

3.Key

4.Optical

Posted Date:-2022-06-24 19:25:12

## Question: ```Which of the following convert electrical signals into pressure variations resulting in sound waves in PA system? ```

1.Mixer

2.Microphone

3. Loudspeaker

4.Driver

Posted Date:-2022-06-24 19:26:51

## Question: ```Which of the following does the overall functions like controlling the MP3 files reading from the memory and applying them to audio codec and controlling playback process from control keys? ```

1.MCU

2.USB

3.MPMan

4. AM tuner

Posted Date:-2022-06-24 17:59:40

## Question: ```Which of the following have short reverberation time? ```

1.Empty room

2. Unfurnished room

3.Cinemas

4.Empty playground

Posted Date:-2022-06-24 19:32:19

## Question: ```Which of the following separates the outer ear from the middle ear? ```

1.Ear canal

2.Pinna

3.Auditory nerve

4.Eardrum

Posted Date:-2022-06-24 17:55:16

## Question: ```Which player dominates the music media market? ```

2.DVD

3.MP3

4.CD

Posted Date:-2022-06-24 18:02:40

## Question: ```Which scale is used to perceive the loudness of sounds? ```

1.Decibel

2.Celsius

3.Kelvin

4.Rankine

Posted Date:-2022-06-24 17:45:16

## Question: ```Which surface of a CD is covered with microscopic bumps called â€˜pitsâ€™ and â€˜landsâ€™ in optical recording of disc? ```

1.Lower

2.Upper

3.Front

4.Back

Posted Date:-2022-06-24 18:28:43

## Question: ```Which tube connects the middle ear with the mouth? ```

1.Eardrum

2.Eustachian

3.Ear canal

4. Fallopian

Posted Date:-2022-06-24 17:56:13

## Question: ```Which two companies were pioneers in developing projects to record sound in digital form which give birth to the compact disc system in October 1982? ```

1.Philips and Sony

2.Dell and HP

3. Acer and HP

4.Sony and Intel

Posted Date:-2022-06-24 18:30:56

## Question: ```Which type of microphone does not pick up reflected sound as well as the sound waves from the loudspeakers in PA system? ```

1.Electret

2.Moving coil

3.Ribbon

4.Cardioid

Posted Date:-2022-06-24 19:28:31

## Question: ```Which type of sound is produced in a closed room? ```

1.Direct, reflected and reverberant

2.Direct, refracted and reverberation

3.Indirect, refracted and reverberant

4.Indirect and reverberant

Posted Date:-2022-06-24 18:50:54

## Question: ```With which material is a photographic film strip coated on one side of photographic film in optical recording of sound? ```

1.Silver halide crystals

2.Silver chlorine crystals

3.Silver iodide crystals

4.Silver bromide crystals

Posted Date:-2022-06-24 18:22:30

## More MCQS

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