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Young's modulus of a wire is given by
m g π r 2 ∆ L
m g L π r 2 ∆ L
m g L π r 2
m g L π ∆ L
m g Lπ r2 ∆L
Quick Summary: Practice and solve "Young's modulus of a wire is given by..." for Electrical - Electrical Materials. The correct answer is Option B: m g Lπ r2 ∆L. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(b) **