what is the power of glass slab?
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The emergent ray in rectangular glass slab is parallel to the incident ray so the focal length of glass slab is infinite. As the power of lens is reciprocal to the focal length so thepower of a glass slab cannot be defined
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The emergent ray in rectangular glass slab is parallel to the incident ray so the focal length of glass slab is infinite. As the power of lens is reciprocal to the focal length so thepower of a glass slab cannot be defined.
hope it helps!!
hope it helps!!
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