Question: if the object and PLANE mirror move away by 'd' distance then image move away by 3d distance from the observer.how?

Q

if the object and PLANE mirror move away by 'd' distance then image move away by 3d distance from the observer.how?
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, under Reflection of Light by Spherical ... by Harshall Pandit , added 1 year, 10 months ago comment

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hey explain the question well... i din get wat u saying? 1 Like

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for Q. if the object and PLANE mirror move away by 'd'... answer added by Muskaan Talwar 1 year, 10 months ago comment

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i didn't get it either.It is one of the sentence of my book.Let me try to explain it. 1 Like

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for Q. if the object and PLANE mirror move away by 'd'... answer added by Harshall Pandit 1 year, 10 months ago comment

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For a plane mirror: If object and mirror move away by 'd' distance(i.e if the distance between object and mirror increases to 'd' i.e either mirror or object can be moved)then the image move away by '3d' distance from the observer. 1 Like

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for Q. if the object and PLANE mirror move away by 'd'... answer added by Harshall Pandit 1 year, 10 months ago comment