Current Electricity CBSE Class 12 PYQ Chapter Wise

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Answer first

Current Electricity PYQs (previous year questions) for CBSE Class 12: Current Electricity (Physics) had 28 questions across the 50 official CBSE Class 12 papers we tagged (2016–2026), and appeared in 9 of them. Asked in 9 of 10 years. The concepts asked in the most papers: Electric Power, Drift Velocity, EMF and Internal Resistance.

Year-wise question count

Asked in 9 of 10 years.

Most-asked concepts

Sorted by the number of papers a concept appeared in.

How to practise Current Electricity PYQs

1. Start with the concepts at the top of the table. They have come back the most.
2. Solve one year’s Current Electricity questions from the official PDF against the clock, then check the answer listed below.
3. Log every miss as a concept gap, a calculation slip or a misread. Each needs a different fix.
4. Once a concept is clean in two papers, move to the next. Then sit a full paper from the year pages.

Questions by year

Each line gives the question number and paper, type, concept, our one-line summary, with a link to the official PDF.

CBSE Class 122026

• Q.11 (Physics (55/1/1)) · MCQ · Electric Power: Power of two rated heaters in series on half voltage PDF
• Q.20 (Physics (55/1/1)) · Very short answer · Drift Velocity: Order of drift velocity and its relation with current PDF

CBSE Class 122025

• Q.2 (Physics (55/1/1)) · MCQ · Resistivity: Resistance of a wire with twice the diameter and half the length PDF
• Q.17 (Physics (55/1/1)) · Very short answer · EMF and Internal Resistance: EMF and internal resistance from two current-voltage readings PDF
• Q.22 (Physics (55/1/1)) · Short answer · Cells in Parallel: Equivalent emf, internal resistance and current for two parallel cells PDF

CBSE Class 122024

• Q.3 (Physics (55/1/1)) · MCQ · Kirchhoff's Rules: Potential difference between two points in a given circuit PDF
• Q.17 (Physics (55/1/1)) · Very short answer · Temperature Dependence: Temperature at which a silver wire's resistance doubles PDF
• Q.23 (Physics (55/1/1)) · Short answer · Current Density: Define current density; derive j = sigma E from electron model PDF

CBSE Class 122023

• Q.2 (Physics (55/1/1)) · MCQ · Resistivity: Graph of resistance vs temperature for a metallic conductor PDF
• Q.3 (Physics (55/1/1)) · MCQ · EMF and Internal Resistance: Internal resistance of a cell from open-circuit and loaded voltage PDF
• Q.4 (Physics (55/1/1)) · MCQ · Drift Velocity: Drift speed along a wire of increasing cross-section PDF
• Q.34 (Physics (55/1/1)) · Case-based · Kirchhoff's Rules: Case study on a circuit: equal potentials, branch current, p.d. PDF

CBSE Class 122020

• Q.3 (Physics (55/1/1)) · MCQ · Potentiometer: Why a potentiometer can measure the emf of a cell PDF
• Q.4 (Physics (55/1/1)) · MCQ · Electric Power: Power ratio of 4 and 6 ohm resistors in parallel PDF
• Q.21 (Physics (55/1/1)) · Short answer · Metre Bridge: Metre bridge principle and circuit to find unknown resistance PDF
• Q.28 (Physics (55/1/1)) · Long answer · Cells in Parallel: Equivalent emf and internal resistance of cells in parallel; voltage PDF

CBSE Class 122019

• Q.2 (Physics (55/1/1)) · Very short answer · Mobility: Change in electron mobility when applied voltage is doubled PDF
• Q.6 (Physics (55/1/1)) · Short answer · Electric Power: Power of two rated bulbs in series and in parallel across supply V PDF
• Q.14 (Physics (55/1/1)) · Short answer · Kirchhoff's Rules: Currents through two resistors in a network using Kirchhoff's rules PDF

CBSE Class 122018

• Q.6 (Physics (55/1)) · Short answer · Electric Power: Ratio of power dissipated in two bulbs in series PDF
• Q.7 (Physics (55/1)) · Short answer · EMF and Internal Resistance: Current when a 10 V cell is in parallel with a 200 V battery PDF
• Q.12 (Physics (55/1)) · Short answer · Drift Velocity: Define conductivity; derive it from free electron model PDF

CBSE Class 122017

• Q.1 (Physics (55/1)) · Very short answer · Joule Heating: Which of nichrome or copper wire in series heats more PDF
• Q.11 (Physics (55/1)) · Short answer · EMF and Internal Resistance: Voltage change for 9x heat; meter readings with a cell of internal resistance PDF
• Q.17 (Physics (55/1)) · Short answer · Metre Bridge: Metre bridge principle; formula for unknown resistance in parallel PDF

CBSE Class 122016

• Q.2 (Physics (55/1/N)) · Very short answer · Mobility: Define mobility of a charge carrier and relate it to relaxation time PDF
• Q.6 (Physics (55/1/N)) · Short answer · Drift Velocity: Resistivity of a wire from applied voltage, drift speed and electron density PDF
• Q.12 (Physics (55/1/N)) · Short answer · Cells in Parallel: Internal resistance of two parallel cells from terminal voltage reading PDF

Current Electricity in other exams

The same chapter in other official papers we tagged: JEE Advanced (18 questions), JEE Main (13 questions), NEET (5 questions).

Other Physics chapters

• Electric Charges and Fields PYQs
• Electrostatic Potential and Capacitance PYQs
• Moving Charges and Magnetism PYQs
• Magnetism and Matter PYQs
• Electromagnetic Induction PYQs
• Alternating Current PYQs
• Electromagnetic Waves PYQs
• Ray Optics and Optical Instruments PYQs
• Wave Optics PYQs
• Dual Nature of Radiation and Matter PYQs
• Atoms PYQs
• Nuclei PYQs
• Semiconductor Electronics PYQs
• Communication Systems PYQs

FAQ

How many Current Electricity questions come in CBSE Class 12?

In the official papers we tagged: 2 in 2026, 3 in 2025, 3 in 2024, 4 in 2023, 4 in 2020, 3 in 2019, 3 in 2018, 3 in 2017 and 3 in 2016. Not asked in the other year. That is 28 questions in all, about 10% of Physics.

Which Current Electricity topics repeat in CBSE Class 12?

Asked in the most papers: Electric Power, Drift Velocity, EMF and Internal Resistance. The concept table lists every one with its count.

Are these official CBSE Class 12 questions?

Yes. Every question is from an official CBSE Class 12 paper hosted on our year pages. The one-line summaries are ours; open the PDF linked beside each question for the full text.