Class 10 Courses

Chapter 9: Class 10 Physics Exam Tests

Class 10 Physics MCQs - Chapter 9

Sound Multiple Choice Questions (MCQ) PDF - 2

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The MCQs: Sounds of frequency higher than 20,000 Hz which are inaudible to normal human ear are called; "Sound" App (Android & iOS) with answers: Frequency; Noise; Ultrasonic; Amplitude; for high school certificate courses. Practice Ultrasound MCQ Questions, download Apple Book (Free Sample) for virtual high school.

Sound Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6:

Sounds of frequency higher than 20,000 Hz which are inaudible to normal human ear are called

  1. noise
  2. frequency
  3. ultrasonic
  4. amplitude
MCQ 7:

The loudness and amplitude of sound varies

  1. directly
  2. inversely
  3. Not related
  4. proportionally
MCQ 8:

The speed of sound varies with

  1. humidity only
  2. temperature only
  3. pressure
  4. humidity and temperature
MCQ 9:

The scale to measure the intensity level of sound is called

  1. vector scale
  2. measuring ruler
  3. bel scale
  4. decibel scale
MCQ 10:

To find the speed of sound, we use the relation

  1. v = fλ
  2. f = vλ
  3. lambda = fv
  4. v = f + lambda;

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Sound App (Android & iOS)

Sound App (Android & iOS)

10th Grade Physics App (Android & iOS)

10th Grade Physics App (iOS & Android)

9th Grade Physics App (Android & iOS)

9th Grade Physics App (Android & iOS)

College Physics App (Android & iOS)

College Physics App (iOS & Android)