MCQ Class 8 Science Chapter 10 Sound

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MCQ’s For All Chapters – Science Class 8th

1. Sound can travel through:

Question 1 of 18

2. Vibration in a body produce:

Question 2 of 18

3. Drum produces sound from:

Question 3 of 18

4. Frequency of oscillations is:

Question 4 of 18

5. The unit of frequency is:

Question 5 of 18

6. The frequency determines the of a sound.

Question 6 of 18

7. The ultrasound equipment works at frequencies:

Question 7 of 18

8. Trees planted along the roads reduces the harmful effect of:

Question 8 of 18

9. Number of vocal cords in human is:

Question 9 of 18

10. Propagation of sound is fastest In:

Question 10 of 18

11. Sound does not travel in:

Question 11 of 18

12. Unwanted and unpleasant sounds are called:

Question 12 of 18

13. Process of receiving sound vibrations and sensing them by brain is called :

Question 13 of 18

14. Voice box has stretched string like parts, which vibrate to produce sound are called:

Question 14 of 18

15. Large amplitude of sound vibrations will produce:

Question 15 of 18

16. The range of audible sound for human ear is:

Question 16 of 18

17. The amplitude of the sound wave decides its:

Question 17 of 18

18. If the amplitude becomes twice than the loudness of sound increases by a factor of:

Question 18 of 18

MCQ
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