JEE Main 24 Jan 2025 Shift 2 Paper

The ratio of the power of a light source S1 to that the light source S2 is 2 . S1 is emitting 2×1015 photons per second at 600 nm . If the wavelength of the source S2 is 300 nm , then the number of photons per second emitted by S2 is _____×1014.