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Alternating Current

Get chapter-wise JEE Main & Advanced questions with solutions

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...
JEE Main Physics Easy
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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...
JEE Main Physics Easy
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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...
JEE Main Physics Easy
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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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Q JEE MAIN_2023
For the given figures, choose the correct options:
JEE Main Physics Easy
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Q JEE MAIN 2023
An alternating voltage source V = 260 sin (628t) is connected across a pure inductor of 5 mH. Inductive reactance in the circuit is:
JEE Main Physics Easy
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Q JEE MAIN 2023
Given below are two statements:
Statement-I : When the frequency of an a.c. source in a series LCR circuit increases, the current in the circuit...
JEE Main Physics Medium
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Q JEE MAIN 2023
As per the given graph choose the correct representation for curve A and curve B. {Where $X_C$ = reactance of pure capacitive circuit connected with...
JEE Main Physics Medium
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