A parallel beam of light travelling in water (refractive index ` =4//3)` is refracted by a spherical air bublle of radius 2mm situated in water. Assuming the light rays to be paraxial,
a. Find the position of image due to refraction at first surface and position of the final image.
b. Draw a ray diagram showing the position of both images.

A parallel bean of light travelling in water (refractive index = 4/3) is refracted by a spherical bubble of radius 2 mm situation in water. Assuming the light rays to be paraxial. i. find the position of the image due to refraction at the first surface and the position of the final image, and ii. draw a ray diagram showing the positions of the images.

A parallel bean of light travelling in water (refractive index = 4/3) is refracted by a spherical bubble of radius 2 mm situation in water. Assuming the light rays to be paraxial. i. find the position of the image due to refraction at the first surface and the position of the final image, and ii. draw a ray diagram showing the positions of the images.

A parallel bean of light travelling in water (refractie index =4/3) is refracted by a spohereical bubble of radius 2 mm situation in water. Assuming the light rays to be paraxial. i. find the position of the image due to refraction at the first surface and the positoin of the final image, and ii draw a ray diagram showing the positions of oth the images.

Draw a labelled ray diagram showing the formation of an image by a refracting telescope when the final image lies at infinity..

A parallel beam of light is incident on the surface of a transparent hemisphere of radius R and refractive index 2.0 as shown in figure. The position of the image formed by refraction at the first surface is :

A light ray suffers reflection and refraction at the boundary in passing from air to water. Draw a neat labelled ray diagram to show it.

A parallel beam of light is incident normally on the flat surface of a hemisphere of radius 6 cm and refractive index 1.5 , placed in air as shown in figure (i). Assume paraxial ray approxiamtion. .

A parallel beam of light is incident normally on the flat surface of a hemisphere of radius 6 cm and refractive index 1.5 , placed in air as shown in figure (i). Assume paraxial ray approxiamtion. .

A glass sphere, refractive index 1.5 and radius 10cm, has a spherical cavity of radius 5cm concentric with it. A narrow beam of parallel light is directed into the sphere. Find the final image and its nature.

A glass sphere, refractive index 1.5 and radius 10cm, has a spherical cavity of radius 5cm concentric with it. A narrow beam of parallel light is directed into the sphere. Find the final image and its nature.