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MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
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A solenoid having 400 turns/metre has a core of a material with relative permeability 300 . If a current of 0.5 A is passed through it, then the magnetisation of the core material is nearly

A
$6 \times 10^2 \mathrm{~A} / \mathrm{m}$
B
$6 \times 10^3 \mathrm{~A} / \mathrm{m}$
C
$6 \times 10^4 \mathrm{~A} / \mathrm{m}$
D
$6 \times 10^5 \mathrm{~A} / \mathrm{m}$
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