NEET UG 2026 · Physics · Question 11
NEET 2026 Physics, question 11
Question 11 of the NEET 2026 paper (re-exam) is a Physics question from Moving Charges and Magnetism. Its idea, Field at Center of Semicircular Loop, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 1.
Updated 2026-10-08
Q11 · Physics
A current flows through a metallic circular loop of radius r as shown in the figure. Resistance of the segment ABC is half that of ADC. Magnitude of magnetic field at the center O of the loop is :
The figure, described in words
Circular loop of radius r, centre O; current I0 enters at A (top) and leaves at C (bottom), splitting into arcs ABC (left) and ADC (right).
- 1Official answer
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Official answer: option 1 · NTA final answer key
Same idea
The only question on Field at Center of Semicircular Loop
No other NEET paper from 2017–2026 tested this exact idea.
Field at Center of Semicircular Loop: every question and how it was framed
The chapter
Moving Charges and Magnetism in ten years of NEET
22 questions from 2017–2026, asked in 10 of 10 papers, about 2.1 a paper. Biot-Savart Law alone had 4.