Question
2 thin similar convex glass pieces are joined together front to front with its rear portn silvered such that a sharp image is formed 20cm from the mirror . When the air b/w glass pieces is replaced by H2O (u=4/3) then image formed from the mirror is at a distance ______________??
ans 12cm
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Question does not tell about the position of the object i.e. where the object is.
RAJIV KUMAR SINGH 6 year ago
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