Sound Multiple Choice Questions and Answers 17 PDF Download

Learn sound MCQs, grade 10 physics test 17 for online learning courses and test prep. Sound waves in physics multiple choice questions (MCQs), sound quiz questions and answers include physics worksheets for online high school physics courses distance learning.

Physics multiple choice questions (MCQ): if a doctor counts 80 heartbeats in 1 minute, then frequency of heartbeats should be with options 1.99 hz, 1.33 hz, 1.39 hz and 2.33 hz, sound waves in physics quiz for online knowledge tests, online eLearning, midterm and final exam competitions. Free physics study guide to learn sound waves in physics quiz to attempt multiple choice questions based test.

MCQs on Sound Worksheets 17 Quiz PDF Download

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

  1. 1.33 Hz
  2. 1.99 Hz
  3. 1.39 Hz
  4. 2.33 Hz

A

MCQ: Intensity level of faintest audible sound is

  1. 25 dB
  2. 0 dB
  3. 10 dB
  4. 100 dB

B

MCQ: Stethoscopes operate on transmission of

  1. electricity
  2. signals
  3. light
  4. sound

D

MCQ: A safe level of noise depends on

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

A

MCQ: Ultrasonic waves are very useful for detecting

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

B