Current Electricity

JEE Advanced · Physics · 33 past questions

21 of 33 · show all

1. Q1 2026 Paper 2

   A metal wire of cross-sectional area $0.5\ \text{mm}^2$ and length $100$ m is connected across a battery of…

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2. Q2 2026 Paper 2

   As shown in the figure, the resistance of a galvanometer $G$ can be found by the half-deflection method. Here… (with a figure)

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3. Q3 2025 Paper 1

   A circuit with an electrical load having impedance $Z$ is connected with an AC source as shown in the… (with a figure)

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4. Q4 2023 Paper 1

   In a circuit shown in the figure, the capacitor $C$ is initially uncharged and the key $K$ is open. In this… (with a figure)

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5. Q6 2022 Paper 1

   The figure shows a circuit having eight resistances of $1\ \Omega$ each, labelled $R_1$ to $R_8$, and two… (with a figure)

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6. Q8 2021 Paper 2

   Question Stem for Question Nos. 11 and 12…

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7. Q9 2021 Paper 2

   Question Stem for Question Nos. 11 and 12…

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8. Q11 2020 Paper 2

   In the balanced condition, the values of the resistances of the four arms of a Wheatstone bridge are shown in… (with a figure)

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9. Q13 2018 Paper 2

   A moving coil galvanometer has $50$ turns and each turn has an area $2 \times 10^{-4}\ m^2$. The magnetic…

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10. Q14 2017 Paper 1

    In the circuit shown, $L = 1\ \mu$H, $C = 1\ \mu$F and $R = 1\ k\Omega$. They are connected in series with an… (with a figure)

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11. Q15 2016 Paper 2

    Consider two identical galvanometers and two identical resistors with resistance $R$. If the internal…

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12. Q16 2015 Paper 1

    In an aluminum (Al) bar of square cross section, a square hole is drilled and is filled with iron (Fe) as… (with a figure)

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13. Q17 2015 Paper 2

    In the following circuit, the current through the resistor $R\ (=2\,\Omega)$ is $I$ Amperes. The value of $I$… (with a figure)

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14. Q18 2014 Paper 1

    Heater of an electric kettle is made of a wire of length $L$ and diameter $d$. It takes 4 minutes to raise…

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15. Q20 2014 Paper 1

    A galvanometer gives full scale deflection with $0.006\,A$ current. By connecting it to a $4990\,\Omega$…

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16. Q21 2014 Paper 2

    During an experiment with a metre bridge, the galvanometer shows a null point when the jockey is pressed at… (with a figure)

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17. Q22 2012 Paper 2

    In the given circuit, the AC source has $\omega = 100$ rad/s. Considering the inductor and capacitor to be… (with a figure)

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18. Q23 2011 Paper 1

    A meter bridge is set-up as shown, to determine an unknown resistance 'X' using a standard 10 ohm resistor.… (with a figure)

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19. Q28 2010 Paper 1

    To verify Ohm's law, a student is provided with a test resistor $R_T$, a high resistance $R_1$, a small… (with a figure)

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20. Q30 2009 Paper 1

    For the circuit shown in the figure (with a figure)

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21. Q33 2007 Paper 1

    A resistance of 2 $\Omega$ is connected across one gap of a metre-bridge (the length of the wire is 100 cm)…

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