Embibe Experts Solutions for Chapter: Ray Optics, Exercise 1: AMU-AT (B.Tech.) 2017

A setting sun appears to be at an altitude higher than it really is. This is because of

In the given figure, what is the angle of prism?

When a plane electromagnetic wave enters a glass slab, then which of the following will not change?

Two plane mirrors are inclined to each other at an angle of $60°.$ A point object is placed in between them. The total number of images produced by both the mirrors is

For a real object, which of the following can produce a real image?

The angle of prism and refractive index of the material of the prism are A and $\cot \frac{A}{2}$ respectively. The angle of minimum deviation of the prism is

The human eye has a lens which has a:

There are four lenses $L_1,L_2,L_3$ and $L_4$ of focal lengths, $2,4,6$ and $8 \mathrm{cm}$ respectively Two of these lenses form a telescope of length $10 \mathrm{cm}$ and magnifying power $4$. The objective and eye lenses are