A 0.5 m long solenoid has 500 turns and

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Target Exam

CUET

Subject

Physics

Chapter

Moving Charges and Magnetism

Question:

A 0.5 m long solenoid has 500 turns and has a flux density of $2.52 × 10^{-3} T$ at its centre. The current flowing in the solenoid would be

(given, $μ_0 = 4 π × 10^{-7} Hm^{-1}$)

Options:

2.0 A

3.0 A

4.0 A

5.0 A

Correct Answer:

2.0 A

Explanation:

The correct answer is Option (1) → 2.0 A