PhysicsEasy145×since 2002Q6598A 2 mW laser operates at wavelength of 500 nm. The number of photons that will be emitted per second is : [Given Planck's constant h = 6.6 × 10^–34 Js, speed of light c = 3.0 × 10⁸ m/s]A5 × 10¹⁵B1.5 × 10¹⁶C1 × 10¹⁶D2 × 10¹⁶Check answerSkip