EASY
Earn 100

A biconvex symmetrical lens made of glass of refractive index has radii of curvature of magnitude . Find the position of the image formed if an object is placed at a distance of from this lens.
(a) same side of the object.
(b) opposite side of the object.
(c) same side of the object.
(d) opposite side of the object.

50% studentsanswered this correctly
Important Questions on Ray Optics and Optical Instruments
HARD


EASY

EASY

MEDIUM
One plano-convex and one plano-concave lens of the same radius of curvature but of different materials are joined side by side as shown in the figure. If the refractive index of the material of is and that of is, then the focal length of the combination is:

HARD

HARD


MEDIUM

EASY

HARD


MEDIUM

MEDIUM

MEDIUM

EASY

HARD


MEDIUM

EASY

MEDIUM

HARD

EASY

EASY

If the whole set up is immersed in water without disturbing the object and the screen positions, what will one observe on the screen?

