00:01
Our question is which are the following are not electromagnetic waves.
00:06
Our question says that number e is cosmic waves.
00:14
For that reason, first we have to know what are electromagnetic waves.
00:25
Electromagnetic waves.
00:28
As the name shows that electromagnetic waves is an interaction of electric field e and magnetic field b.
00:46
The cosmic rays, so these rays are not electromagnetic waves because they are not the interaction of electromagnetic waves.
00:59
Instead, cosmic rays are present in outer space and are subatomic particles.
01:09
And they are subatomic particles.
01:17
In the b option, it is given gamma rays...