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Alternating Current

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN_2023
A series LCR circuit is connected to an AC source of 220 V, 50 Hz. The circuit contains a resistance R = $80 \Omega$,, an...
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Q JEE MAIN 2025
An inductor of self inductance 1 H is connected in series with a resistor of $100 \pi \mathrm{ohm}$ and an ac supply of $100 \pi$...
JEE Main Physics Medium
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Q JEE MAIN 2023
In the circuit shown in the figure, the ratio of the quality factor and the band width is ______ s.
JEE Main Physics Medium
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Q JEE MAIN 2023
A capacitor of capacitance $150.0 \mu \mathrm{~F}$ is connected to an alternating source of emf given by $\mathrm{E}=36 \sin (120 \pi \mathrm{t}) \mathrm{V}$. The maximum...
JEE Main Physics Easy
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Q JEE MAIN 2025
An inductor of reactance $100 \Omega$, a capacitor of reactance $50 \Omega$, and a resistor of resistance $50 \Omega$ are connected in series with an...
JEE Main Physics Medium
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Q JEE MAIN_2025
An electric bulb rated as 100W-220V is connected to an ac source of rms voltage 220 V. The peak value of current through the bulb...
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Q JEE MAIN 2023
Given below are two statements:
Statement I : An AC circuit undergoes electrical resonance if it contains either a capacitor or an inductor.
Statement II...
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Q JEE MAIN 2023
A series combination of resistor of resistance $100 \Omega$, inductor of inductance 1 H and capacitor of capacitance $6.25 \mu \mathrm{~F}$ is connected to an...
JEE Main Physics Medium
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Q JEE MAIN_2023
An inductor of inductance $2 \mu \mathrm{H}$ is connected in series with a resistance, a variable capacitor and an AC source of frequency 7 kHz...
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Q JEE MAIN 2023
A series LCR circuit consists of R $=80 \Omega \mathrm{X}_{\mathrm{L}}=100 \Omega$ and $\mathrm{X}_{\mathrm{C}}=40 \Omega$. The input voltage is $2500 \cos (100 \pi \mathrm{t}) \mathrm{V}$. The...
JEE Main Physics Easy
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