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प्रश्न
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उत्तर
Two observations that prove that light travels in a straight line are:-
(a). Sunlight coming through a hole in a dark room, we can easily see that light travels in a straight line
(b). The light coming from laser light, used for presentation, can also be seen to travel in a straight line.
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संबंधित प्रश्न
Write true or false of the following statement.
The image of the right hand in a plane mirror looks like that of a left hand.
Write true or false of the following statement.
The image formed by a plane mirror can be obtained on a screen.
A light ray is incident normally on a plane mirror. What is the direction of reflected ray? Show it on a diagram.
What do you understand by the Light?
State whether the following statement is true or false. If false, correct it.
The image formed in a plane mirror is the real, erect, and same size as that of the object.
Dull materials reflect light.
A point source of light S is placed in front of two large mirrors as shown. Which of the following observers will see only one image of S?
Play with a mirror
Write your name with a sketch pen on a thin sheet of paper, polythene or glass. Read your name on the sheet while standing in front of a plane mirror. Now look at your image in the mirror.
