# Electrical engineering-Audio Video Engineering MCQs set /1 Sample Test,Sample questions

1.Stringed

2.Woodwind

3.Brass

4.Keyboard

1.Glass

2.Air

3.Vacuum

4.Water

1.53 Pa

2.63 Pa

3.73 Pa

4.103 Pa

## Question: ```By which formula the resonant frequency is determined? ```

1.f = c/2Ï€âˆšB/VS Hz

2.f = c/5Ï€âˆšA/VL Hz

3.f = c/2Ï€âˆšA/VL Hz

4.f = c/3Ï€âˆšA/VS Hz

## Question: ```How do sound waves travel from the point of source? ```

1.Spherical waves

2.Oval waves

3.Sinewaves

4.Cos waves

1.1

2. 2

3. 3

4.4

1.1

2.2

3.3

4.4

1.10

2.20

3.30

4.40

1.10 million

2.1 billion

3.1 trillion

4.1 million

1.50

2.100

3.200

4.1000

1.Phase

2.Velocity

3.Period

4.Wavelength

1.Overtones

2.Timbre

3.Pitch

4.Frequency

1.Frequency

2.Cycle

3.Wavelength

4.Amplitude

1.Interval

2.Octaves

3.Harmonic

4.Pitch

1.Reflection

2.Diffraction

3.Frequency

4.Refraction

1.Diffraction

2.Frequency

3.Reflection

4. Refraction

## Question: ```What does the bones in the ear act like? ```

1.Audio amplifier

2.Video amplifier

4.Ultrasonic amplifier

## Question: ```What is called as the sound power per unit area? ```

1.Sound intensity

2.Sound pressure

3.Sound amplitude

4.Sound velocity

1.Diffraction

2.Reflection

3.Frequency

4.Refraction

1.Air

2.Water

3.Sound

4. Frequency

## Question: ```What is termed as a pattern which repeats itself over time? ```

1.Wavelength

2.Frequency

3.Amplitude

4.Periodic Vibration

1.Velocity

2.Cycle

3.Frequency

4. Wavelength

1.Reflection

2.Refraction

3.Diffraction

4.Frequency

1.Amplitude

2. Wavelength

3.Period

4.Cycle

## Question: ```What is the dimension of sound waves in the real world? ```

1.One-dimensional

2.Two-dimensional

3.Three-dimensional

4.Four-dimensional

## Question: ```What is the effect called in which each single molecule only moves a small distance as it vibrates, and it causes the nearby molecules to vibrate all the way to the ear? ```

1.Spectral effect

2.Dynamic effect

3.Domino effect

4.Modulation effect

## Question: ```What is the full form of Hi â€“ Fi? ```

1.Highest fidelity

2.High fidelity

3. Huge fidelity

4.High frequency

## Question: ```What is the full form of SPL? ```

1.Signal Pressure Level

2.Sound Pressure Level

3.Signal Phase Level

4. Sound Periodic Level

1.4

2.16

3.40,000

4.128

1.Phon

2.Sone

3.Decibel

4.Frequency

## Question: ```What is the required frequency range for Hi-Fi programs? ```

1.80 Hz to 5 KHz

2.40 Hz to 15 KHz

3.60 Hz to 55 KHz

4.8 Hz to 66 KHz

## Question: ```What is the required frequency range for normal entertainment programs? ```

1.80 Hz to 5 KHz

2.40 Hz to 15 KHz

3.60 Hz to 55 KHz

4.8 Hz to 66 KHz

1.Frequency

2.Cycle

3.Overtone

4.Waveform

1.220 Hz

2.600 Hz

3.20 Hz

4.440 Hz

1.Decibel

2.Velocity

3.Phon

4.Wavelength

1.331 m/s

2. 339 m/s

3. 351 m/s

4.431 m/s

1.Overtones

2.Timbre

3.Frequency

4.Pitch

1.70-80 years

2.65-75 years

3.Young

4.55-65 years

1.Low

2.High

3.Medium

4.Low and High

1.Phase

2.Velocity

3.Timbre

4.Overtones

1.Woofer

2.Subwoofer

3.Reflection

4. Diffraction

1.Sound

2.Intensity

3.Air

4.Energy

1.Cochlea

2.Pinna

3.Auditory nerve

4.Fallopian

## Question: ```Which of the following sounds are considered harmonic? ```

1.Thunder and splattering of rain

2.Flute and trumpet

3.Thunder and trumpet

4.Thunder and saxophone

## Question: ```Which of the following sounds are considered inharmonic? ```

1.Thunder and splattering of rain

2.Thunder and trumpet

3.Saxophone and trumpet

4.Trumpet and flute

1.Low

2.High

3.Medium

4.Low and High

1.Helmholtz

2.Coaxial

3.Dielectric

4.Crystal

1.Amplitude

2.Decibel

3.Threshold

4.Temperature

1.Vowels

2. Consonants

3. Amplitude

4.Resonant

## Question: ```Who is capable of detecting a difference in frequency between two separate sounds that is as little as 2 Hz? ```

1.Young

2.Old

3.Musically trained

4.Infants

## More MCQS

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