Question

what is angle of incident? ​

Answer 1

$\huge{\underline{ \mathtt{\red{❥A} \green{n}\mathtt\blue{s} \purple{w} \mathtt \orange{e}\pink{r}}}}\:$

In geometric optics, the angle of incidence is the angle between a ray incident on a surface and the line perpendicular to the surface at the point of incidence, called the normal.

The ray can be formed by any wave: optical, acoustic, microwave, X-ray and so on.

${\huge{\underline{\small{\mathbb{\pink{HOPE\:HELP\:U\:BUDDY :)}}}}}}$

${\huge{\underline{\small{\mathbb{\blue{</p><p>~MisѕIgñìte♡ :)}}}}}}$