Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Magnetism and Matter

Question:

Options:

a

b

c

d

Correct Answer:

d

Explanation:

$ B = \mu nI = \mu_0 \mu_r nI = 4\pi \times 10^{-7} \times 400\times 1000\times 2= 1.0T$