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Displacement method for the determination of focal length of a convex lens

Lesson 15 of 16 • 20 upvotes • 13:51mins

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Himanshu Sachdeva

The lesson deals with the important concept known as displacement method to determine the focal length of a convex lens in lab. The lesson is very important and relevant to JEE advanced exam. The formula is derived in the lesson can be used as a shortcut for all the examinations.

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1

Refraction Through Spherical Surfaces (in Hindi)

11:28mins

2

Numerical Problems Related to Refraction Through Spherical Surfaces (in Hindi)

10:55mins

3

Concept of Velocity of Image and Magnification (in Hindi)

12:40mins

4

Concept of Magnification Part - 2 (in Hindi)

10:21mins

5

Refraction Through Lens and Lens Maker Formula (in Hindi)

14:16mins

6

Application of lens maker formula (determination of focal length)

9:49mins

7

Rules for image formation and image formation

12:24mins

8

Numericals on lens Maker Formula

9:40mins

9

Concept of focal length when medium on both side of lens is different

13:38mins

10

Graph based Question on Lenses

8:41mins

11

Concept of Power of a Lens

10:52mins

12

Concept of Equivalent Power of Lens Combination

10:15mins

13

Concept of cutting of lenses

9:56mins

14

Concept of multiple focal length and variation of focal length with surrounding medium

9:14mins

15

Displacement method for the determination of focal length of a convex lens

13:51mins

16

Numericals on displacement method

14:17mins

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