NTSE physics question A printed page is seen through a glass slab placed on it. The printed words appear raised. This is due to 1. Refraction at the upper surface of the slab. 2. Refraction at the lower surface of the slab. 3. Partial reflection at the upper surface of the slab. 4. Partial reflection at the lower surface of the slab. Please explain! Thanks
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1. This is due to refraction.
2. In this case, refraction can happen only on the top surface.
Answer is (1)
Refraction at the upper surface of the slab.
2. In this case, refraction can happen only on the top surface.
Answer is (1)
Refraction at the upper surface of the slab.
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