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