Question

Which property of light is used in making a periscope?

Answer 1

Hola


Here is your answer

The property of light that is used in making a periscope is - Reflection of light.

We know that light travels in a straight line. When this light hits the object on its surface it gets reflected. They are reflected at same angles at which they had hit the surface.

$<b><i>Angle of Incidence = Angle of reflected ray</b></i>$

Hope it helps

Answer 2

Answer:

Rectilinear propagation of light (Light travels in a straight line)

Reflection