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The image formed by the convex lens when an object is placed between the focus and the optical centre is
The image formed by the convex lens when an object is placed between the focus and the optical centre is virtual, erect and enlarged.
A convex lens is not used in a
A convex lens is not used in a spyhole.
For a wide angle view, a concave lens is used in a spyhole.
When an image formed by a concave lens is highly diminished, the object is placed
When an image formed by a concave lens is highly diminished, the object is placed at infinity.
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