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The area of cross-section of a steel wire (Y=2.0×10¹¹ N/m²) is 0.1 cm².

The area of cross-section of a steel wire (Y=2.0×10¹¹ N/m²) is 0.1 cm². The force required to double its length will be

Options

(a) 2×10¹² N
(b) 2×10¹¹ N
(c) 2×10¹⁰ N
(d) 2×10⁶ N

Correct Answer:

2×10⁶ N

Explanation:

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