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प्रश्न
Say TRUE or FALSE
We see a book because it reflects the light that falls on its surface
विकल्प
True
False
उत्तर
We see a book because it reflects the light that falls on its surface- True
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संबंधित प्रश्न
Fill in the blank
A plane mirror _________ reflects 100 percent light falling on it.
Wirte down the letter C and I as seen in a plane mirror.
State which surface of a plane mirror reflects most of the light incident on it: the front smooth surface or the back silvered surface.
Why are infinite images not seen when two plane mirrors are facing each other?
Write down four characteristics of image formed in a plane mirror.
Why do automobile drivers prefer convex mirror as a rear vew mirror? Illustrate your answer.
Give two uses of convex mirror.
In the figure is shown a concave mirror. A is a point on the principal axis. If an object O is kept at A, image is formed on A itself. Copy the diagram. Draw the image in the diagram. Is the image real or virtual?
Measure the distance PA and write it in the diagram. What is the distance PA called?
Mark a point B on the principal axis, at which, if a point source of light is kept, the rays travel parallel to principal axis after reflection from M. What is point B called?
Plane mirrors are used as looking glass, to reflect light on objects and in periscopes.
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?
