Class 10 Physics MCQs - Chapter 9

Sound Multiple Choice Questions (MCQ) PDF Download - 14

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The Sound Multiple Choice Questions (MCQ Quiz) with Answers PDF (Sound MCQ PDF e-Book) download Ch. 9-14 to learn Grade 10 Physics Course. Study Audible Frequency Range Multiple Choice Questions and Answers (MCQs) PDF, Sound Quiz Questions and Answers to learn online high school courses. The Sound MCQ App Download: Free educational app for audible frequency range, sound and sound waves, characteristics of sound, sound waves in physics test prep for virtual online school.

The MCQs: A human ear can hear sounds in the range; "Sound" App (Android, iOS) with answers: 30-35 Hz; 40-40,000 Hz; 20-20,000 Hz; 50-50,000 Hz; to learn online high school courses. Practice Audible Frequency Range MCQ Questions, download Apple e-Book (Free Sample) for school certificate.

Sound MCQs with Answers PDF Download: Quiz 14

MCQ 66:

A human ear can hear sounds in the range

40-40,000 Hz
30-35 Hz
20-20,000 Hz
50-50,000 Hz

MCQ 67:

The characteristic of sound by which loud and faint sounds can be distinguished is

Pitch
Quality
Frequency
Loudness

MCQ 68:

The loudness of a sound is directly proportional to the

logarithm of pitch
logarithm of intensity
vibration
logarithm of quality

MCQ 69:

Intensities are scaled by factors of

20
100
10
1000

MCQ 70:

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

0.05 Wm^-2
0.01 Wm^-2
0.08 Wm^-2
0.68 Wm^-2

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