engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Dual Nature: Photon and Matter Waves The Photoelectric Effect
The number of photons of wavelength \(540 \, nm\) emitted per second by an electric bulb of power \(100 \, W\) is: (taking \(h = 6 \times 10^{-34} \, Js\))
1
\(100\)
2
\(3 \times 10^{20}\)
3
\(3 \times 10^{18}\)
4
\(1000\)