Question

Write The four important characteristics of laser ray

Answer 1

Laser radiation has the following important characteristics over ordinary light source.

They are:

i) monochromaticity,

ii) directionality,

iii) coherence and

iv) brightness.

(i) Monochromaticity: A laser beam is more or less in single wavelength. i.e., the line width of laser beams are extremely narrow.

Answer 2

$\huge{Ritz\:Here}$

$\large{answer\:below}$

The four important characteristics of laser ray are as follows.....

1). Every radiation of laser is very sharp and uni directional.

2). An active matter is used in every laser who converts energy in light energy.

3). A pumping source in every laser who gives power to the energy in light energy .

4). The light beam of amplify sends to active material in every laser

hope it's help u