Physics
Grade-8
Easy
Question
The figure below shows a musical instrument. What is the way in which it can be made to make sound?
- By hitting the surface
- BY scractiching
- By blowing
- By shaking
Hint:
When the leather surface vibrates, air layers also vibrate and produces sound.
The correct answer is: By hitting the surface
The above musical instrument can be made to make sound by hitting its surface.
- The sound of musical instruments can be produced by various means.
- For example, the piano by hitting the keys, and the guitar by plucking its wire.
- The sound in a tabla or drum can be produced by hitting its surface.
- When the leather surface thumped or a membrane stretched, wither by fingers or palm.
- The waves thus created travel in two dimensions and produces sound.
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