Question

what is rectilinear propagation of light ? Give two examples ​

Answer 1

Answer:

rectilinear propogation of light is a property of light which shows that light travels in a straight line .

Example :

1. if we will see a source of light ( candle ) through a straight pipe we will be able to see the flame of light , but when we bent the pipe we will not be able to see the flame of the candle
2. light from torch appears to move in a straight line

Answer 2

Question:- what is rectilinear propagation of light ? Give two examples ?⤵

Answer:-⤵

Sunrays entering a dark room through a small opening appear to travel in a straight line. Light from torch, headlights of cars, etc. appears to travel in a straight line. Light from a projector travels in a straight line in the form of light rays towards the screen.