Physics · 2025
JEE Main · 7 April 2025, Shift 1 · Q37
A particle of charge q, mass m and kinetic energy E enters in magnetic field perpendicular to its velocity and undergoes a circular arc of radius ( r…
A particle of charge $\displaystyle q$, mass $\displaystyle m$ and kinetic energy $\displaystyle E$ enters in magnetic field perpendicular to its velocity and undergoes a circular arc of radius ( r ). Which of the following curves represents the variation of r with E ?
Official answer
From NTA’s final answer key for this paper.
(1)
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JEE Main 2025 Physics question, with the answer from NTA’s final answer key. Where our answers come from.