Physics What type of lens is used in a magnifying glass Concave Plano-concave Convex None of these Concave Plano-concave Convex None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Time of exposure required for taking photograph of an object depends upon the Brightness of the object Size of the object Proximity of object Skill of photographer Brightness of the object Size of the object Proximity of object Skill of photographer ANSWER DOWNLOAD EXAMIANS APP
Physics A concave lens always forms An image type which depends on lens curvature A real image An image type which depends on object characteristics A virtual image An image type which depends on lens curvature A real image An image type which depends on object characteristics A virtual image ANSWER DOWNLOAD EXAMIANS APP
Physics A concave lens always forms an image which is Virtual and inverted Real and inverted Virtual and erect Real and erect Virtual and inverted Real and inverted Virtual and erect Real and erect ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following determines the sharpness of image in a camera ? Size of the camera The aperture The focal length of the lens The exposure time Size of the camera The aperture The focal length of the lens The exposure time ANSWER DOWNLOAD EXAMIANS APP
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