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Electricity Class 10 MCQ Question 1. A wire of length /, made of material resistivity ρ is cut into two equal parts. The resistivity of the two parts are equal to, (a) ρ (b) \(\frac{\rho}{2}\) (c) 2 ρ (d) 4 ρ

Electricity Class 10 MCQ Question 1. A wire of length /, made of material resistivity ρ is cut into two equal parts. The resistivity of the two parts are equal to,
(a) ρ
(b) \(\frac{\rho}{2}\)
(c) 2 ρ
(d) 4 ρ

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
one year ago
Answer: a Explanation: (a) Resistivity of the material depends only on the nature of material not dimensions.

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