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. ρ/2
C. 2 ρ
D. 4 ρ
Answer:A
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. ρ/2 C. 2 ρ D. 4 ρ