Geometrical OpticsEasy
Question
A person sees his virtual image by holding a mirror very close to the face. When he moves the mirror away from his face, the image becomes inverted. What type of mirror he is using :-
Options
A.Plane mirror
B.Convex mirror
C.Concave mirror
D.None of these
More Geometrical Optics Questions
An object is immersed in a fluid. in order that the object becomes invesible, it should :...A lens have focal length f and and aperture of diameter d forms an image of intensity I. Aperture of diameter in central...in an experiment to find the focal length of concave mirror, a graph is drawn between the magnitudes of u and v. The gra...In parallax method for the determination of focal length of a concave mirror, the object should always be placed :...If the luminous intensity of a unidirectional bulb is 100 candela then total luminous flux emitted from the bulb is :...