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