What is the energy of a photon of wavelength 3 cm? A)82 eV B)4.1 × 10^-5 eV C)41 eV D)4.1 × 10^-5 J E)3 ergs

Name: What is the energy of a photon of wavelength 3 cm? A)82 eV B)4.1 × 10 -5 eV C)41 eV D)4.1 × 10 -5 J E)3 ergs
Brand: Quizplus
Rating: 4.9 (32 reviews)

Question

Quizplus · Accepted Answer

The energy of a photon is given by E = hc/λ, where h is Planck's constant (6.626 × 10^-34 J·s), c is the speed of light (3 × 10^8 m/s), and λ is the wavelength. Converting 3 cm to meters (0.03 m) and calculating gives approximately 4.1 × 10^-5 eV.

What Is the Energy of a Photon of Wavelength 3