The resistivity of hard drawn copper at 20 °C is 1.9 × 10-6 Ω cm. T – McqOptions

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1.	The resistivity of hard drawn copper at 20 °C is 1.9 × 10-6 Ω cm. The resistivity of annealed copper compared to hard drawn copper is
A.	lesser
B.	slightly larger
C.	same
D.	much larger
Answer» B. slightly larger

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