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Class 10 Physics Prep Tests

Class 10 Physics Tests

Sound Waves in Physics MCQ with Answers PDF Download

The Book Sound waves in physics Multiple Choice Questions (MCQ Quiz), sound waves in physics quiz answers PDF to study online courses, 10th grade physics tests. Solve Sound Multiple Choice Questions and Answers (MCQs), Sound Waves in Physics quiz questions PDF for free online courses. The App Sound Waves in Physics MCQ eBook PDF Download: reflection (echo), characteristics of sound, physics: sound waves, sound and sound waves test prep for online education.

The MCQ: Humans can hear sound up to the highest frequency of 20,000 Hz. If the wavelength of sound in air at this frequency at a temperature of 20° would be PDF, "Sound Waves in Physics" App Download (Free) with 5.7×10-2, 3.7×10-2, 1.7×10-2, and 2.7×10-2 choices for free online courses. Study sound quiz questions, download Amazon eBook (Free Sample) for free online classes.

Class 10 Physics: Sound Waves in Physics MCQs PDF Download

MCQ: Humans can hear sound up to the highest frequency of 20,000 Hz. If the wavelength of sound in air at this frequency at a temperature of 20° would be

A) 5.7×10-2
B) 3.7×10-2
C) 1.7×10-2
D) 2.7×10-2

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

A) 0.05 Wm-2
B) 0.01 Wm-2
C) 0.08 Wm-2
D) 0.68 Wm-2

MCQ: If a doctor counts 80 heartbeats in 1 minute, then the frequency of heartbeats should be

A) 1.33 Hz
B) 1.99 Hz
C) 1.39 Hz
D) 2.33 Hz

MCQ: Stethoscopes operate on the transmission of

A) electricity
B) signals
C) light
D) sound

Practice Tests: Class 10 Physics Exam Prep

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