NEETPhysics-Electromagnetism

NEET Physics Inductance MCQ Question

Type: MCQ-conceptual-Medium-Class 12

The self inductance L of a solenoid of length l and area of cross-section A, with a fixed number of turns N increases as

A

l and A increase

B

l decreases and A increases

C

l increases and A decreases

D

both l and A decrease

Correct Answer

Option B

Detailed Explanation

Self inductance L = μ₀N²A/l, so it increases with decreasing l and increasing A.

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