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Gravitation — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceGravitation2 Marks
Question

Explain why, the tip of a sewing needle is sharp.

The tip of a sewing needle is sharp.

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Answer

The tip of the sewing needle is sharp so that due to its sharp tip, the needle may put the force on a very small area of the cloth, producing a large pressure sufficient to pierce the cloth being stitched.

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