Jatinder Singh Solutions for Chapter: Refraction Through Lenses, Exercise 2: TEST YOURSELF
Jatinder Singh Physics Solutions for Exercise - Jatinder Singh Solutions for Chapter: Refraction Through Lenses, Exercise 2: TEST YOURSELF
Attempt the practice questions on Chapter 5: Refraction Through Lenses, Exercise 2: TEST YOURSELF with hints and solutions to strengthen your understanding. Self Study in Physics solutions are prepared by Experienced Embibe Experts.
Questions from Jatinder Singh Solutions for Chapter: Refraction Through Lenses, Exercise 2: TEST YOURSELF with Hints & Solutions
Define and explain first focal point.

What will be the effect on the focal length of a lens if a part of the lens is covered? What will be its effect on the intensity image formed?

A ray of light, after refraction through a concave lens emerges parallel to the principal axis. Draw a ray diagram to show the incident ray and its corresponding emergent ray.

Why do we say that convex lenses have real focus while concave lenses have a virtual focus?

State the changes in the position, size and nature of the image of an object when brought from infinity up to a concave lens. Illustrate your answer by drawing diagrams.

Describe in brief how would you determine the approximate focal length of a convex lens?

State two applications each of concave lens and convex lens.

Where is the object placed in reference to the principal focus of a magnifying glass so as the see its enlarges image?
