Learn sound wave and speed MCQs in physics quiz for test prep. Sound quiz questions has multiple choice questions (MCQ), sound wave and speed test as the speed of sound varies with. Answer key help with choices as humidity, temperature, both humidity and temperature and none of the above problem solving for competitive exam, viva prep, interview questions worksheets. Free physics revision notes to practice sound wave and speed quiz with MCQs to find questions answers based online tests.

MCQ. The speed of sound varies with

1. humidity
2. temperature
3. both humidity and temperature
4. none of the above

C

MCQ. To find the speed of sound, we use the relation

1. v = fλ
2. f = vλ
3. lambda = fv
4. v = f + lambda;

A

MCQ. Sound waves can be transmitted by any

1. medium
2. vacuum
3. both medium and vacuum
4. none of the above

A

MCQ. If the speed of sound in air is 330 ms-1 and the wavelength is 10 cm. The frequency of sound should be

1. 3.9×103 Hz
2. 4.7×103 Hz
3. 3.3×103 Hz
4. 5.3×103 Hz

C

MCQ. As compare to air, the speed of sound in liquids and solids is

1. lower
2. faster
3. equal
4. zero

B