Geometrical OpticsHard
Question
A far sighted person cannot see objects closer to eye than 100cm. The power of lens which will enable him to read at a distance of 25cm will be
Options
A.3D
B.1D
C.4D
D.2D
More Geometrical Optics Questions
A bi-convex lens is formed with two thin plano-convex lenses as shown in the figure. Refractive index n ofthe first lens...A certain prism is found t produce a minimum deviation of 38o. It produces a deviation of 44o when the angle of incidenc...An object placed at a distance of a 9cm. from the first principal focus of a convex lens produces a real image at a dist...The refractive index of glass is 1.520 for red light and 1.525 for blue light. Let D1 and D2 be an of minimum deviation ...A biconvex lens is formed by using two thin planoconvex lenses, as shown in the figure. The refractive index and radius ...