Class 10 Online Courses

Chapter 9: Class 10 Physics Exam Tests

Class 10 Physics MCQs - Chapter 9

Sound Quiz Questions and Answers PDF - 7

The e-Book Sound Quiz Questions and Answers, sound Quiz Answers PDF, test 7 to study online class 10 physics certificate courses. Download Characteristics of Sound MCQs PDF, sound quiz questions and answers to study online certification courses. The Sound Quiz App Download: Free learning app for characteristics of sound, audible range of human ear, echo of sound, sound waves in physics, sound and sound waves test prep for online schools.

The Quiz: People use the silent whistle to call dogs whose frequency lies between; "Sound" App Download iOS & Android (Free) with answers 20,000 hz to 25,000 hz, 15,000 hz to 18,000 hz, 10,000 hz to 15,000 hz and 30,000 hz to 35,000 hz to study online certification courses. Study characteristics of sound quiz questions, download Amazon eBook (Free Sample) for online high school classes.

Sound Questions & Answers PDF Download: MCQ Quiz 7

MCQ 31: People use the silent whistle to call dogs whose frequency lies between

A) 15,000 Hz to 18,000 Hz
B) 20,000 Hz to 25,000 Hz
C) 10,000 Hz to 15,000 Hz
D) 30,000 Hz to 35,000 Hz

MCQ 32: A human hearing can not hear a sound of frequency less than

A) 20 Hz
B) 30 Hz
C) 10 Hz
D) 40 Hz

MCQ 33: When sound is incident on the surface of a medium it bounces back into the first medium. The phenomenon is called

A) refraction of sound
B) deflection of sound
C) defraction of sound
D) reflection of sound

MCQ 34: In a market, the intensity level of sound recorded is 80 dB, the intensity level of sound should be

A) 10-4Wm-2
B) 10-6Wm-2
C) 10-8Wm-2
D) 10-5Wm-2

MCQ 35: 1 bel is equal to

A) 100 dB
B) 50dB
C) 10dB
D) 20dB

Sound Learning App & Free Study Apps

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Sound App (Android & iOS)

Sound App (Android & iOS)

10th Grade Physics App (Android & iOS)

10th Grade Physics App (Android & iOS)

A Level Physics App (Android & iOS)

A Level Physics App (Android & iOS)

9th Grade Physics App (Android & iOS)

9th Grade Physics App (Android & iOS)