Question

An iron rod of length x and of cross-section area A is heated from 0ºC to 100ºC. If the rod neither
expands nor bends, then the developed F is proportional to–
(A)x (B) x^0 (C) x^–1 (D) A–1

Answer 1

Answer:

b is answer

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Answer 2

Answer:

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Explanation:

CORRECT ANSWER = { B }