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

JEE Main 2026 · 28 Jan, Evening shift · Q33

JEE Main 202628 Jan, Evening shiftPhysicsEasyDual Nature of Matter and Radiation146× since 2002

Number of photons of equal energy emitted per second by a 6 mW laser source operating at 663 nm is ________. (Given :

h = 6.63 \times 10^{-34}

J.s and

c = 3 \times 10^8

m/s)

JEE Main 2026 · 28 Jan, Evening shift · Q33

JEE Main 202628 Jan, Evening shiftPhysicsEasyDual Nature of Matter and Radiation146× since 2002

Number of photons of equal energy emitted per second by a 6 mW laser source operating at 663 nm is ________. (Given :

h = 6.63 \times 10^{-34}

J.s and

c = 3 \times 10^8

m/s)

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