Lakhmir Singh and Manjit Kaur Solutions for Chapter: Refraction of Light, Exercise 33: Long Answer Type Questions

Author:Lakhmir Singh & Manjit Kaur

Lakhmir Singh Physics Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Refraction of Light, Exercise 33: Long Answer Type Questions

Attempt the practice questions on Chapter 5: Refraction of Light, Exercise 33: Long Answer Type Questions with hints and solutions to strengthen your understanding. Science for Tenth Class Part - 1 Physics solutions are prepared by Experienced Embibe Experts.

Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Refraction of Light, Exercise 33: Long Answer Type Questions with Hints & Solutions

EASY
10th CBSE
IMPORTANT

What do you understand by the power of lens? Name one factor on which the power of a lens depends.

EASY
10th CBSE
IMPORTANT

What is the unit of power of lens? Define the unit of power of a lens.

EASY
10th CBSE
IMPORTANT

A combination of lenses for a camera contains two converging lenses of focal lengths 20 cm and 40 cm and a diverging lens of focal length 50 cm. Find the power and focal length of the combination.

EASY
10th CBSE
IMPORTANT

Two lenses A and B have power of (i) +2 D and (ii) -4 D respectively. What is the nature and focal length of each lens?

MEDIUM
10th CBSE
IMPORTANT

An object is placed at a distance of 100 cm from each of the  lenses A and B having power +2 D and -4 D respectively. Calculate (i) image distance and (ii) magnification, in each of the two cases.