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प्रश्न
What do you understand by the Light?
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उत्तर
Light is a form of energy that produces in us the sensation of seeing.
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संबंधित प्रश्न
Suppose you are in a dark room. Can you see objects in the room? Can you see objects outside the room? Explain.
Fill in the blank
The image formed by a plane mirror is at a distance behind the mirror as ________
Fill in the blank
A plane mirror _________ reflects 100 percent light falling on it.
Select the correct alternative
The image formed by a plane mirror is
Copy the figure and complete it, by drawing two rays to show the formation of the image of the object AB. State the size, position and nature of image formed.
State whether the following statement is true or false. If false, correct it.
If the incident ray makes an angle of Xo with the normal, then the reflected ray is 2Xo.
Complete the path of incident ray in the following case.
A light ray enters from medium A to medium B as shown in Figure 10.2. The refractive index of medium B relative to A will be
