Reflection Of Light By Spherical Mirrors
Chapter Name : Ray Optics And Optical Instruments |
Sub Topic Code : 101_12_09_02_03 |
Topic Name : Reflection Of Light By Spherical Mirrors |
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Sub Topic Name : Focal Length Of Spherical Mirrors |
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Introduction
Recap reflection from the mirror.
Pre-Requisites:
Types of Mirror, reflection from the mirror.
Activity:
See how the image is distorted when you stand in front of the spherical mirror.
Real Life Question:
What type of mirror is used in the vehicles? What will happen if we see our image in any spherical mirror?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Focal Length | Distance between the focus and the pole |
| Focus | The point where after the reflection incoming rays seems to meet or meet. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Rear view mirror of vehicle | To see how it can be used as a rear view mirror in the vehicles |
Real life uses :
Convex mirror is used as a rear view mirror in the vehicles.
Places to visit :
Funhouses,
Practical examples around us
| Examples | Explainations |
|---|---|
| 1.Vehicle rear view mirror | Used to see the other vehicles behind you. |
| 2.Funhouses | Used to create funny images of the persons. |
What you learn in Theory:
The measurement of focal length of spherical mirrors
What you learn in Practice:
Reflection pattern from the spherical mirrors