Question

please answer only if u know otherwise plz don't answer Don't spam ​

Answer 1

The answer is..

b) (ii) and (iii)

hope it helps..

Answer 2

Answer:

ii and iii

One cant form an image without a screen in a pinhole camera and the colours are not changed. Without light, the object would reflect nothing and thus we would not see the image. An image formed by a pinhole cam is inverted and not of the same size.