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Friday, 9 October

JEE Main Physics · Current Electricity

Wheatstone Bridge in JEE Main

Wheatstone Bridge (Physics, Current Electricity) came 10 times in 9 of the 42 JEE Main shifts Lumi analysed, across 7 distinct ideas. 6 of them came in 2024–26; it was last asked in 2026.

Questions
10
in 9 shifts
Ideas asked
7
2 asked more than once
Numerical answer
4
40% of its questions
Pattern
Asked most years
last asked 2026
Questions each year
0241’172’200’210’221’234’241’251’26

In the shifts Lumi analysed for each year.

Difficulty and format
Easy 4Medium 6Hard 0

Format

  • Single correct5 Q
  • Numerical value4 Q
  • Diagram based1 Q
Ideas inside the topic
7 ideas
Where it sits

Part of Current Electricity, which had 65 questions in all. Wheatstone Bridge accounts for 15% of them. In Lumi's JEE taxonomy it belongs to Current Electricity.

Some questions sit in other chapters too: Moving Charges and Magnetism.

Every question

All 10 Wheatstone Bridge questions

Newest first, each with its options and official answer.

  1. 6 Apr 2026, Shift 2 · Q48A moving coil of galvanometer when shunted with 2 Ω\Omega resistance gives a full scale deflection for a current of 500 mA. When a…MediumNumerical value
  2. 7 Apr 2025, Shift 1 · Q36A wire of resistance R is bent into a triangular pyramid as shown in figure with each segment having same length. The resistance between…MediumDiagram basedHas a figure
  3. 9 Apr 2024, Shift 1 · Q50A galvanometer has a coil of resistance 200 Ω200\ \Omega with a full scale deflection at 20 μ20\ \muA. The value of resistance to be added to…EasySingle correct
  4. 29 Jan 2024, Shift 1 · Q42A galvanometer having coil resistance 10 Ω10\,\Omega shows a full scale deflection for a current of 3mA. For it to measure a current of 8A,…EasySingle correct
  5. 29 Jan 2024, Shift 1 · Q50The deflection in moving coil galvanometer falls from 25 divisions to 5 division when a shunt of 24 Ω24\,\Omega is applied. The resistance…MediumSingle correct
  6. 31 Jan 2024, Shift 2 · Q49The resistance per centimeter of a meter bridge wire is rr, with X ΩX\ \Omega resistance in left gap. Balancing length from left end is at…MediumSingle correct
  7. 13 Apr 2023, Shift 2 · Q56In the circuit shown, the energy stored in the capacitor is n μn\ \muJ. The value of n is ______.MediumNumerical valueHas a figure
  8. 8 Jan 2020, Shift 1 · Q24Four resistances of 15 Ω\Omega, 12 Ω\Omega, 4 Ω\Omega and 10 Ω\Omega respectively in cyclic order to form Wheatstone's network. The…EasyNumerical value
  9. 9 Jan 2020, Shift 2 · Q23In a meter bridge experiment S is a standard resistance. R is a resistance wire. It is found that balancing length is l=25l = 25 cm. If R is…EasyNumerical valueHas a figure
  10. 2 Apr 2017 (offline) · Q29Which of the following statements is **false** ?MediumSingle correct