Dual Nature of Matter and Radiation: JEE Main 2026 Physics question

JEE Main 2026 · 21 Jan, Evening shift · Q46

JEE Main 202621 Jan, Evening shiftPhysicsMediumDual Nature of Matter and Radiation146× since 2002

A particle having electric charge

3\times10^{-19}

C and mass

6\times10^{-27}

kg is accelerated by applying an electric potential of 1.21 V. Wavelength of the matter wave associated with the particle is

\alpha\times10^{-12}

m. The value of

\alpha

is ______. (Take Planck's constant

=6.6\times10^{-34}

J.s)

Your answerType your answer. Integers and decimals are accepted.

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JEE Main 2026 Dual Nature of Matter and Radiation Question with Solution (21 Jan Evening shift, Q46) | JEE Arc