01 The magnification produced by a lens is 1/2. What are the nature…

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02 The magnification produced by a lens is related to object distance u…

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03 An object is at C of a concave mirror. Its image is:

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04 Which application does not use a concave mirror?

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05 The diameter of the reflecting surface of a spherical mirror is called…

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06 A concave mirror converges sunlight 5 m away. A 3 m candle…

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07 A concave mirror has radius of curvature 20 cm. What is its…

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08 The angle of incidence on a concave mirror is 30°. What is…

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09 Which is not a use of a concave mirror?

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10 A concave mirror has focal length 10 cm. At what object distance…

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