a) Define the term 'LASER'. Describe the various components of a lase…
Previous year question for Applied Engineering Physics.
Question
a) Define the term 'LASER'. Describe the various components of a laser and discuss the principle of laser Action with suitable ray diagrams. Differentiate between a 'Laser and an 'Ordinary light'. (12)
b) Calculate the Energy and Momentum of a photon of a laser beam of wavelength $6328 \text{ \AA}$. (8)
- Year: 2018
- Subject: Applied Engineering Physics