What is angle between emerging ray and normal to interface

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Reference no: EM13980730

The figure below shows a square polystyrene block. A laser beam is directed into center of the block from the left at an angle of 55^o. Where does the laser beam emerge from the block and what is the angle between the emerging ray and the normal to the interface?

650_A square polystyrene block.png

Reference no: EM13980730

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