Ray Optics · Physics · BITSAT

A mosquito O is sitting infront of a glass rod having spherical end of radius of curvature 40 cm. The image would be formed at ...

An achromatic convergent doublet of two lenses in contact has a power of +5 D. The power of converging lens is +6 D. The ratio of the dispersive power...

The property of light used in optical fibre cables is

Two plane mirrors A and B are aligned parallel to each other as shown in the figure. A ray of light is incident at an angle 30$$^\circ$$ at a point j...

A thin equi-convex lens is made of glass of refractive index 1.5 and its focal length is 0.2 m. If it acts as a concave lens of focal length 0.5 cm w...

A spherical lens of power $$-$$4D is placed at a distance of 15 cm from another spherical lens of power 5 D. A beam of parallel light falls on the fir...