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If an Object is Placed at a Distance of 10 Cm in from of a Plane Mirror, How Far Would It Be from Its Image?

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Question

If an object is placed at a distance of 10 cm in from of a plane mirror, how far would it be from its image?

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Solution

It will be 20 cm away from its image. This is because the distance of the plane mirror from the object is equal to its distance from the image. 

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Chapter 1: Reflection of Light - Exercise 1 [Page 173]

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Lakhmir Singh Physics [English] Class 10
Chapter 1 Reflection of Light
Exercise 1 | Q 9 | Page 173

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