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Alternating Current question

2024 · 9 Apr · Shift 1 · Q89

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JEE Main
Physics
Alternating Current
2024 · 9 Apr · Shift 1 · Q89

Alternating Current question

2024 · 9 Apr · Shift 1 · Q89

JEE MainPhysicsAlternating CurrentNumerical+4 / −1

When a coil is connected across a

20 \mathrm{~V}

dc supply, it draws a current of

5 \mathrm{~A}

. When it is connected across

20 \mathrm{~V}, 50 \mathrm{~Hz}

ac supply, it draws a current of

4 \mathrm{~A}

. The self inductance of the coil is

\underline{\hspace{2cm}}\mathrm{mH}

. (Take

\pi=3

)

Numerical answer

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