Laser Quiz

Laser Quiz

Professional Development

8 Qs

quiz-placeholder

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Laser Quiz

Laser Quiz

Assessment

Quiz

Physics

Professional Development

Easy

Created by

Dr. M

Used 1+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The emission of photons without being aided by any external agency is called

spontaneous emission

stimulated emission

relaxation

de-excitation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The fact that all the photons coming from stimulated emission have the same frequency and phase is called

coherence

monochromatic

transverse

longitudinal

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The minimum number of energy levels required to get a working laser is

3

2

1

4

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The unidirectional nature of the laser beam is ensured by which component of Laser?

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which emission process causes the emission of incoherent photons in a laser?

spontaneous emission

stimulated emission

forced emission

de-excitation emission

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary mechanism by which a laser amplifies light?

reflection

stimulated emission

spontaneous emission

absorption

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of laser uses a gas as its gain medium?

solid-state laser

semiconductor laser

gas laser

fiber laser

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process of energy being added to a system to achieve population inversion is known as

excitation

radiation

pumping

ionization