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प्रश्न
How can two right-angled prisms be used in a periscope?
पर्याय
They can change the path of light and help a person see over obstacles.
They can transmit internet data with low transmission loss.
They can make a hot road appear wet by changing the air density.
They can coat the reflecting surface to prevent degradation.
MCQ
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उत्तर
Two right-angled prisms can change the path of light in a periscope. This helps a person see over obstacles.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
