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# Physic Oscillations and Waves Test Online MCQs

 Test Name Oscillations and Waves MCQs Test Subject Physics Test Type MCQs Total Question 15 Total Marks 30 Total Time 15 Mints Test Help For Physics Subject Test Prep. All Admissions Test. All Jobs and recruitment Test prep. Medical and BDS Test prep. Engineering and B Tech Test prep.

Oscillations and Waves MCQs Test is available for the visitors to check their knowledge and also these questioning will improve their information. Oscillations and Waves MCQs Test is helpful for the preparation of Physics subject exams, admission test and other written tests.

## Physics

1. Newton’s formula for the velocity of sound in gas is:

Question 1 of 15

2. SONAR emits which of the following waves?

Question 2 of 15

3. A wave is represented by the equation y = a sin (0.01x – 2t) where a and x are t in second. Velocity of propagation of the wave is:

Question 3 of 15

4. If the metal bob of a simple pendulum is replaced by a wodden bob, then its time period will be:

Question 4 of 15

5. The wave equation is y = 0.30 sin (314t – 1.57x) where t, x and y are in second, meter and centimeter respectively. The speed of the wave is

Question 5 of 15

6. The waves in which the particles of the medium vibrate in a direction perpendicular to the direction of wave motion is known as:

Question 6 of 15

7. The equation of displacement of two waves are given as

y₁ = 10 sin (3πt + π/3)

y² = 5 (sin 3πt + √3 cos 3πt)

Then, the ratio of their amplitude will be:

Question 7 of 15

8. In arrangement given in figure if the block of mass m is displaced the frequency is given by: Question 8 of 15

9. A resonance in air column of length 20 cm resonates with a tuning fork of frequency 450 Hz. Ignoring end correction, the velocity of sound in air is:

Question 9 of 15

10. The frequency of oscillator of the springs as shown in figure will be: Question 10 of 15

11. Energy is not carried by which of the following wave?

Question 11 of 15

12. Two cars A and B approach a stationary observer from opposite sides as shown in fig. Observer hears no beats. If the frequency of the horn of the car B is 504 Hz, the frequency of horn of car A will be: Question 12 of 15

13. An object producing a pitch of 1200 Hz is moving with a velocity of 50 m/s towards a stationary person. The velocity of sound is 350 m/s. The frequency of sound heard by the stationary person is:

Question 13 of 15

14. Standing waves are produced in 10 m long stretched string. If the string vibrates in 5 segments and wave velocity is 20 m/s then its frequency will be:

Question 14 of 15

15. If the time period of oscillation of mass m suspended from a spring is 2 sec, the time period of mass 4 m will be:

Question 15 of 15

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