Class 10 Physics MCQs - Chapter 9

Sound Multiple Choice Questions PDF Download - 13

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The e-Book Sound Multiple Choice Questions and Answers (MCQs), sound MCQ Quiz PDF download, test 13 to study free class 10 physics online courses. Practice Speed of Sound MCQs PDF, sound quiz questions and answers to study online high school courses. The Sound MCQs App Download: Free learning app for speed of sound, ultrasound, physics: sound waves, characteristics of sound test prep for online teaching certification programs.

The Multiple Choice Question (MCQ Quiz): Speed of sound in the liquid is; "Sound" App Download (Free) with answers 3 times that in gas, 2 times that in gas, 5 times that in gas and 8 times that in gas to study online high school courses. Solve speed of sound quiz questions, download Google eBook (Free Sample) for online teaching certification programs.

Sound Questions & Answers PDF Download: MCQ Quiz 13

MCQ 61: The speed of sound in the liquid is

A) 2 times that in gas

B) 3 times that in gas

C) 5 times that in gas

D) 8 times that in gas

MCQ 62: Ultrasonic waves carry more

A) energy only

B) frequency only

C) heat

D) energy and frequency

MCQ 63: The sound waves travel from its source by

A) vibrations in wires or strings

B) electromagnetic wave

C) infrared wave

D) changes in air pressure

MCQ 64: The difference between the loudness (L) of an unknown sound and the loudness L_o is known as

A) intensity level of the unknown sound

B) intensity level of the known sound

C) quality of sound

D) pitch of sound

MCQ 65: The wavelength of ultrasonic waves is

A) more than audible sound

B) less than audible sound

C) equal to audible sound

D) greater than light wave

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