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प्रश्न
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
उत्तर
(a) Thin wire used - Higher pitch is obtained.
(b) Wire under less tension is used - a low pitch is obtained.
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संबंधित प्रश्न
Name one property of waves that do not change when the wave passes from one medium to another.
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Give a scientific reason.
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