01 A simple magnifying glass includes which lens?

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02 Which phenomenon results from atmospheric refraction?

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03 The magnification of a mirror must be _____ for a virtual, erect…

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04 Which statement about refractive index is correct?

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05 Why does a coin at the bottom of a bowl appear to…

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06 UV light passes through an optical fibre in air at an angle…

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07 Which statement correctly describes the incident ray, refracted ray and normal when…

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08 Which statement about refractive index is correct?

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09 If the absolute refractive index of a medium is less than 1,…

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10 Which phenomenon causes bending of a beam of light in Earth’s atmosphere?

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