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A mirror forms an image which is 30 cm from the object and twice its height, where must mirror be situated?

Is it a plane mirror???
So for a plane mirror object height =image height
How can the image be twice the length of object, if the mirror is plane


Case-Plane mirror Object distane=Image distance from mirror Object height=Image height In this case, Distance b/t object and image=30cm & mirror is place in b/t image n object.... so mirror is positioned 15cm away from object!!!!
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