a student has to trace the path of a ray of light passing through a rectangular glass slab for four different values of angle of incidence.write two precautions for this experiment
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He should make sure that there is a source of Light like sunlight
The slab should be place in the middle of paper for convenience while placing the pins the pins should be place carefull
No one should get hurt while placing them
Hope it's helpful
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The slab should be place in the middle of paper for convenience while placing the pins the pins should be place carefull
No one should get hurt while placing them
Hope it's helpful
Please mark brainliest
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