Name: Laser 1
Created By: V. Gokal
Max Time: 2 mins

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1. When excited electrons are stuck by a photon and drops back to ground state, this is called:

2. The intermediate energy state that some atoms posses, where excited electrons drop to and collect is called the:

3. When there are more electrons in the excited state than in the ground state, this is called:

4. A laser light is monochromatic. Monochromatic means that the light is:

5. If electrical energy is used to excite ground state electrons to an excited state, this is called :