Sound Waves and Noise MCQs Test and Answers pdf Download

Practice sound waves and noise MCQs and science for test prep and learning. Free sound waves notes has multiple choice questions (MCQ) with sound waves and noise quiz as sounds are measured in units called with answering options hertz (hz), decibels (db), meters (m) and pascal (pa) for exam preparation. Study to learn sound waves and noise quiz with MCQs to find questions answers based online tests.

MCQs on Sound Waves and Noise

MCQ. Sounds are measured in units called

  1. Hertz (Hz)
  2. Decibels (dB)
  3. Meters (m)
  4. Pascal (Pa)

B

MCQ. 20 dB has hundred times more energy as

  1. 10 dB
  2. 0 dB
  3. 5 dB
  4. 2 dB

B

MCQ. Eardrum will burst at

  1. 40 dB
  2. 80 dB
  3. 160 dB
  4. 320 dB

C

MCQ. Sound level of normal conversation is

  1. 10 dB
  2. 20 dB
  3. 50 dB
  4. 60 dB

D

MCQ. Loud noise can

  1. damage our ears
  2. make us ill
  3. disturb our sleep
  4. interrupt conversation

A