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Q. 215.0( 4 Votes )

For driving a car what type of mirror would you prefer to see the traffic at your back and why? Explain why it is preferred over a plane mirror?

Answer :

A convex mirror is used to see the traffic at the back. It is because a convex mirror always forms an erect though diminished image of the object. It has a wider field of view. So, we will be able to much larger at the back than a plane mirror while driving the car.

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PREVIOUSAn erect image three times the size of the object is formed with a concave mirror of radius of curvature 36 cm. What is the position of the image?NEXTAn object of size 7.0 cm is placed at 27 cm in front of a concave mirror of focal length 18 cm. At what distance from the mirror should a screen be placed so that a sharp focused image can be obtained? Find the size and nature of the image.

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