मराठी

Which Has More Resistance: A Thick Piece of Nichrome Wire Or a Thin Piece?

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प्रश्न

Which has more resistance:    

 a thick piece of nichrome wire or a thin piece?

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उत्तर

A thin piece of nichrome wire has more resistance because the resistance of a conductor is inversely proportional to its area of cross-section, i.e. R α 1 / A. The lesser the area of cross-section, the more the resistance.

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पाठ 4: Electricity - Exercise 4 [पृष्ठ २१४]

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लखमीर सिंह Physics Part 1 [English] Class 10
पाठ 4 Electricity
Exercise 4 | Q 11. (b) | पृष्ठ २१४
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