Question

(a) What is a pinhole camera?

Answer 1

Answer:

A pinhole camera is a simple camera without a lens but with a tiny aperture (the so-called pinhole)—effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box, which is known as the camera obscura effect.

Explanation:

I hope it is helpful for you

Answer 2

Answer:

a pin hole camera is a camera in which a real image is formed and images formed in a pin hole camera are always latterally inverted and never straight

and it needs a very high light source