Light from a laser is
A)monochromatic.
B)in phase.
C)coherent.
D)all of the above.
Compared to the energy put into a laser, the energy of the laser beam is
E)usually much more.
F)much less.
G)the same.

Question

Quizplus · Accepted Answer

The Answer of Light from a laser is
A)monochromatic.
B)in phase.
C)coherent.
D)all of the above.
Compared to the energy put into a laser, the energy of the laser beam is
E)usually much more.
F)much less.
G)the same.

Light from a Laser Is