Physics Class 10 0 To 20

Physics Class 10th

1. Sound Waves are ________ waves traveling through medium.

A) Longitudinal

B) Transverse

C) Both A and B

D) None of the above

2. Sound is which type of wave:

A) Electromagnetic Wave

B) Mechanical Wave

C) Both A and B

D) None of the above

3. Sound wave is produced by ________ of objects.

A) Fusion

B) Vibrating

C) Breakage

D) Sound is not made by objects

4. Sound can only travel through a medium:

A) True

B) False

5. Sound does not exist in:

A) Air

B) Liquid

C) Vacuum

D) Solids

6. A Tuning fork consists of _____ metal prong(s):

A) One

B) Two

C) Three

D) Four

7. A region of high molecular density is called:

A) Rarefaction

B) Compression

C) Trough

D) None of the above

8. A compression is a region of:

A) High Density

B) High Pressure

C) Low Density

D) Both A and B

9. A region with reduced density is called:

A) Compression

B) Crest

C) Trough

D) Rarefaction

10. Which of the following is needed for production of sound:

A) Disturbance

B) Medium

C) Vibrating

D) All of the above

11. Sound Requires a medium for its:

A) Production

B) Reduction

C) Propagation

D) Both A and B

12. Which of the following organ is used for detection of sound:

A) Spinal cord

B) Brain

C) Ears

D) Nose

13. Ears convert sound waves into _______of hearing.

A) Detection

B) Feeling

C) Perception

D) None of the above

14. Perception is defined as the awareness through:

A) Sound

B) Senses

C) Artificial hearing devices

D) Brain Activity

15. Microphones detect sound by converting it to:

A) Chemical Energy

B) Electrical Signal

C) Radioactive waves

D) Mechanical waves

16. Which device is used for hearing by the impaired:

A) Pace maker

B) Artificial hearing aid

C) Shunt

D) None of the above

17. The Ear is divided into ____ parts.

A) One

B) two

C) Three

D) Four

18. The middle ear, which runs from ear drum to:

A) Auditory nerve

B) Tympanic Membrane

C) Brain

D) Cochlea

19. The sound waves that enter our ears is a _______ wave that sets the ear drum in motion.

A) Mechanical

B) Infra-red

C) Pressure

D) Microwave

20. _______ distinguishes from shrill and grave sound.

A) Quality

B) Loudness

C) Pitch

D) Frequency

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