Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Current Electricity

Question:

Options:

a

b

c

d

Correct Answer:

d

Explanation:

Resistance = $\frac{V}{I}$ = 0.5 A 

R = $\frac{\rho l}{A}$ = 0.5 A 

$\rho = \frac{0.5 \times 10^{-6}}{1} = 5 \times 10^{-7}\Omega$-m