In ruby laser, the stimulated emission is due to transition from

Question

In ruby laser, the stimulated emission is due to transition from (A) Metastable state to any lower state (B) Any higher state to lower state (C) Metastable state to ground state (D) Any higher state to ground state

Tardigrade Admin · Accepted Answer

Ruby laser is a three level laser. In ruby laser, the stimulated emission is due to transition from metastable state to ground state

Q. In ruby laser, the stimulated emission is due to transition from

Metastable state to any lower state

Any higher state to lower state

Metastable state to ground state

Any higher state to ground state

Ruby laser is a three level laser. In ruby laser, the stimulated emission is due to transition from metastable state to ground state