Learn sound MCQs, grade 10 physics test 14 for online learning courses and test prep. Audible frequency range multiple choice questions (MCQs), sound quiz questions and answers include physics worksheets for online physical review courses distance learning.

Physics multiple choice questions (MCQ): human ear can hear sounds in range with options 30-35 hz, 40-40,000 hz, 20-20,000 hz and 50-50,000 hz, audible frequency range quiz for online high school and secondary school courses preparation for final exams and online tests. Free physics study guide to learn audible frequency range quiz to attempt multiple choice questions based test.

MCQ: A human ear can hear sounds in range

1. 40-40,000 Hz
2. 30-35 Hz
3. 20-20,000 Hz
4. 50-50,000 Hz

C

MCQ: Characteristic of sound by which loud and faint sounds can be distinguished is

1. Pitch
2. Quality
3. Frequency
4. Loudness

D

MCQ: Loudness of a sound is directly proportional to

1. logarithm of pitch
2. logarithm of intensity
3. vibration
4. logarithm of quality

B

MCQ: Intensities are scaled by factors of

1. 20
2. 100
3. 10
4. 1000

C

MCQ: If a normal conversation have sound intensities of 3×10-6Wm-2. intensity of sound for 100dB would be

1. 0.05 Wm-2
2. 0.01 Wm-2
3. 0.08 Wm-2
4. 0.68 Wm-2

B