Sound Multiple Choice Questions and Answers 17 PDF Download

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

Study high school physics multiple choice questions (MCQs): if a doctor counts 80 heartbeats in 1 minute, then frequency of heartbeats should be, for free online courses with choices 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 for online learning sound waves in physics quiz questions 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