Class 10 Courses

Chapter 9: Class 10 Physics Exam Tests

Class 10 Physics MCQs - Chapter 9

Sound Multiple Choice Questions (MCQs) PDF Download - 17

The Sound Multiple Choice Questions (MCQs) with Answers PDF (sound MCQs PDF e-Book) download Ch. 9-17 to study Grade 10 Physics Course. Learn Sound Quiz Questions and Answers to study distance learning courses. The Sound MCQs App Download: Free learning app for sound waves in physics, characteristics of sound, noise pollution, ultrasound test prep for online degree programs.

The MCQ: If a doctor counts 80 heartbeats in 1 minute, then the frequency of heartbeats should be; "Sound" App Download (Free) with answers: 1.99 Hz; 1.33 Hz; 1.39 Hz; 2.33 Hz; to study distance learning courses. Solve Sound Waves in Physics MCQ Questions, download Google eBook (Free Sample) for online classes.

Sound MCQs with Answers PDF Download: Quiz 17

MCQ 81:

If a doctor counts 80 heartbeats in 1 minute, then the frequency of heartbeats should be

  1. 1.33 Hz
  2. 1.99 Hz
  3. 1.39 Hz
  4. 2.33 Hz
MCQ 82:

The intensity level of the faintest audible sound is

  1. 25 dB
  2. 0 dB
  3. 10 dB
  4. 100 dB
MCQ 83:

Stethoscopes operate on the transmission of

  1. electricity
  2. signals
  3. light
  4. sound
MCQ 84:

A safe level of noise depends on

  1. level of noise and exposure to noise
  2. area
  3. pitch
  4. frequency
MCQ 85:

Ultrasonic waves are very useful for detecting

  1. large objects
  2. small objects
  3. gases
  4. none of above

Sound Learning App: Free Download Android & iOS

The App: Sound MCQs App to learn Sound Textbook, 10th Grade Physics MCQ App, and 9th Grade Physics MCQs App. The "Sound" App to free download iOS & Android Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

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)

A Level Physics App (Android & iOS)

A Level Physics App (iOS & Android)