Punjab 10th Class Physics Chapter 2 Sound Mcqs Test Online
Questions 20
Total Marks 40
Time 20 Mins

Punjab 10th Class Physics Chapter 2 Sound Mcqs Test Online

Punjab 10th Class Physics Chapter 2 Sound Mcqs Test Online

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Question 1 of 20

Physics

1. If I = 1 wm⁻², then its corresponding intensity level is:
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Question 2 of 20

2. Ultrasounds are used for:
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Question 3 of 20

3. When the sound waves reach near the ear drum it starts:
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Question 4 of 20

4. Loudness of sound depends upon:
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Question 5 of 20

5. The loudness of a sound is most closely related to its:
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Question 6 of 20

6. Sound waves travel faster in:
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Question 7 of 20

7. Sound waves cannot passes through:
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Question 8 of 20

8. Which is an example of a longitudinal wave?
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Question 9 of 20

9. The magnitude of the sensation produced on the ear by a sound is known as:
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Question 9 of 20

Question 10 of 20

10. Which form of energy is sound?
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Question 11 of 20

11. The speed of sound at 0°C in air is:
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Question 12 of 20

12. Sound energy per unit area per second is called:
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Question 13 of 20

13. When the frequency of a sound wave is increased, which of the following will decrease? (i) Wavelength (ii) Period (iii) Amplitude
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Question 13 of 20

Question 14 of 20

14. For a normal person, audible frequency range for sound wave lie between:
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Question 15 of 20

15. Ultrasonic was having frequency greater than:
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Question 16 of 20

16. By increasing temperature, the speed of sound:

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Question 17 of 20

17. Sound is a form of energy and it is produced by:
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Question 18 of 20

18. How does sound travel from its source to your ear?
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Question 19 of 20

19. Loudness of sound decreases by increasing:
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Question 19 of 20

Question 20 of 20

20. Astronauts in space need to communicate with each other by radio links because:
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Question 20 of 20


 

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