Sound is a form of energy that is created by vibrations. These vibrations travel through the air or another medium and can be detected by our ears. Sound can be used to communicate, create music, and even heal.

Here you are given Multiple Choice Questions (MCQs) on the Soundthe topic of General Knowledge. First of all, you have to read all the GK questions related to Sound and click on one correct answer for each question. If your answer is correct, you will be displayed with a ✅ sign, but if your answer is wrong, a ❌ sign will be displayed, so that you can identify the correct answer you have given.

Q. Through which medium can the sound not pass?

 ◉ With air

❌ Incorrect

 ◉ Steel

❌ Incorrect

 ◉ from vacuum

✅ Correct

 ◉ With water

❌ Incorrect

Q. The velocity of sound in air does not change with change in

 ◉ land

❌ Incorrect

 ◉ Sound

❌ Incorrect

 ◉ Water

❌ Incorrect

 ◉ air pressure

✅ Correct

Q. What happens in sound wave propagation in a gas?

 ◉ mechanical wave and electromagnetic wave

❌ Incorrect

 ◉ adiabatic compression and rarefaction

✅ Correct

 ◉ longitudinal wave and transverse wave

❌ Incorrect

 ◉ vibration or disturbance

❌ Incorrect

Q. The minimum intensity of sound which a normal human ear can detect is expressed as-

 ◉ 12 as Db

❌ Incorrect

 ◉ as 10dB

✅ Correct

 ◉ 16 as Db

❌ Incorrect

 ◉ 14 as Db

❌ Incorrect

Q. What is the sound of frequency above 20,000 Hz called?

 ◉ inaudible sound

❌ Incorrect

 ◉ ultrasound

❌ Incorrect

 ◉ infrasound waves

❌ Incorrect

 ◉ ultrasonic sound

✅ Correct

Q. What does the pitch of sound depend on?

 ◉ on frequency

✅ Correct

 ◉ on the dimension

❌ Incorrect

 ◉ on vibration time

❌ Incorrect

 ◉ none of these

❌ Incorrect

Q. When the vibrating tuning fork is placed on the table, a loud sound is heard. Why does this happen?

 ◉ reflection

❌ Incorrect

 ◉ induced vibration

✅ Correct

 ◉ refraction

❌ Incorrect

 ◉ damped vibration

❌ Incorrect

Q. What is the conversion of sound energy into electrical energy?

 ◉ by processing

❌ Incorrect

 ◉ by web

❌ Incorrect

 ◉ by microphone

✅ Correct

 ◉ by earphone

❌ Incorrect

Q. What is the minimum audible sound level to most people's ears?

 ◉ 0.0005 µbar

❌ Incorrect

 ◉ 0.0007 µbar

❌ Incorrect

 ◉ 0.0002 µbar

✅ Correct

 ◉ 0.0006 µbar

❌ Incorrect

Q. What is the maximum velocity of sound wave?

 ◉ fluid

❌ Incorrect

 ◉ Wind

❌ Incorrect

 ◉ fire

❌ Incorrect

 ◉ in concrete

✅ Correct

Q. What is that property, which is visible in light wave, but not visible in sound wave?

 ◉ polarization

✅ Correct

 ◉ nickel prism

❌ Incorrect

 ◉ rotating

❌ Incorrect

 ◉ polaroid

❌ Incorrect

Q. What is the normal and maximum tolerance limit of human sound (noise)?

 ◉ 65 to 80 decibels

❌ Incorrect

 ◉ 70 to 80 decibels

❌ Incorrect

 ◉ 60 to 80 decibels

✅ Correct

 ◉ 75 to 80 decibels

❌ Incorrect

Q. What is the effect of pressure on the bag of sound?

 ◉ Less

❌ Incorrect

 ◉ Too many

❌ Incorrect

 ◉ no effect

✅ Correct

 ◉ Very little

❌ Incorrect


Visit link below to learn more about the topic:

What is Sound? Its Transmission, Acquisition, Movement and Effect 🔗

  Last update :  Mon 5 Jun 2023
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  Post Category :  Science Quizzes