LASERS

LASERS

Professional Development

10 Qs

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LASERS

LASERS

Assessment

Quiz

Physics, Science

Professional Development

Practice Problem

Hard

NGSS
HS-PS4-5, HS-PS4-3, HS-PS4-4

Standards-aligned

Created by

Rajesh K.

Used 6+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Full form of LASER

Light Amplification by Spontaneous Emission of Radiation

Light Amplification by Stimulated Emission of Radiation

Light Attenuation by Stimulated emission of Radiation

None of the above

Tags

NGSS.HS-PS4-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which is not a characteristic of LASER?

Monochromatic

Directionality

Multiple Wavelength

High Intensity

Tags

NGSS.HS-PS4-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An electron in ground state is

unstable

stable

fluctuating

vigorous

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The number of atoms per unit volume that occupy a given energy state is called

population

meta stable state

active state

none of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The type of emission of light on its own is called

Spontaneous emission

Stimulated emission

triggered emission

none of the above

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process of Stimulated emission causes

loss of photons

scattering of light

multiplication of photons

no radiation

Tags

NGSS.HS-PS4-3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process responsible for laser action

Spontaneous emission

Stimulated emission

Attenuation

Absorption

Tags

NGSS.HS-PS4-3

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