Learn sound MCQs, grade 10 physics test 19 for online learning courses and test prep, sound waves in physics multiple choice questions and answers. Sound waves in physics revision test includes physics worksheets to learn for online mastering physics courses distance learning.

Physics multiple choice questions (MCQ): sound wave has a frequency of 3 khz and wavelength 20 cm. how much will it take to travel 2 km? with choices 3.33 s, 4.2 s, 3.9 s and 4.65 s, sound waves in physics quiz for mock interview questions and answers with online learning network portal for assessment. Free physics study guide to learn sound waves in physics quiz to attempt multiple choice questions based test.

MCQ: A sound wave has a frequency of 3 kHz and wavelength 20 cm. How much will it take to travel 2 km?

1. 4.2 s
2. 3.33 s
3. 3.9 s
4. 4.65 s

B

MCQ: A human hear can not hear a sound of frequency more than

1. 10,000 Hz
2. 20,000 Hz
3. 5,000 Hz
4. 15,000 Hz

D

MCQ: A marine survey ship sends a sound wave to seabed which receives an echo after 2.5 s. speed of sound in seawater is 1200 ms-1. depth of sea is

1. 1200 m
2. 1500 m
3. 750 m
4. 1000 m

B

MCQ: A higher pitch means

1. zero frequency
2. lower frequency
3. higher frequency
4. lower loudness

C

MCQ: Echo of sound is more prominent if surface is

1. soft
2. rigid
3. porous
4. smooth

B