Which type of mirror is used in torch?
Write Two characteristics of Plane Mirror.
We can not see the objects in the dark.Why?
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Which type of mirror is used in torch?
Write Two characteristics of Plane Mirror.
We can not see the objects in the dark.Why?
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Answer:
1) Concave mirror is used in torch
2) a) Plane mirror forms an erect image
b) It forms a virtual image
3) We see an object when light falls on its surface and enters our eyes . In a dark room, thete is no source of light. Thus, no light falls on the surface of object and hence we do not see them. this is why we cannot see the object in a dark room
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