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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
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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.

Physic Oscillations and Waves Test Online MCQs

Physics

1. If the vibrations of a string are to be increased be a factor of two, then tension in the string should be made:

Question 1 of 15

2. A particle execute simple harmonic motion with an angular velocity of 3.5 rad/ sec and maximum acceleration 7.5 m/s². The amplitude of oscillation will be:

Question 2 of 15

3. Simple pendulum is executing simple harmonic motion with time period T. If the length of the pendulum is increased by 21%, then the increase in the time period of the pendulum of the increased length is:

Question 3 of 15

4. 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 4 of 15

5. The air column in a pipe which is closed at one end will be in resonance with a vibrating tuning fork at a frequency 260 Hz. The length of the air column is:

Question 5 of 15

6. A transverse wave passes through a string with the equation : y = 10 sin π (0.02x – 2.00t) where x is in meter and t in second. The maximum velocity of the particle in wave motion is:

Question 6 of 15

7. 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 7 of 15

8. Two sound waves have phase difference of 60°, then they will have the path difference of:

Question 8 of 15

9. A sings with a frequency (n) and B sings with a frequency 1/8 that of A. If the energy remains the same and the amplitude of A is a, then amplitude of B will be:

Question 9 of 15

10. 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 10 of 15

11. Two identical springs of spring constant k are connected in series and parallel as shown in figure. A mass M is suspended from them.
parallel_springs
The ratio of their frequencies of vertical oscillation will be:

Question 11 of 15

12. 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 12 of 15

13. At which temperature velocity if sound (at 27°C) doubles?

Question 13 of 15

14. SONAR emits which of the following waves?

Question 14 of 15

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

 

101010000

Question 15 of 15


 

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