The size of obstacle in order to observe diffraction of light must be

What do you mean by diffraction of light ?

Explain types of diffraction of light.

Explain the phenomenon of diffraction of light.

Both light and sound waves produce diffraction . It is more difficult to observe the diffraction with light waves because

In order to have a strong electromagnet it must have

Draw the well labelled diagram of diffraction of light at a single slit .

Explain what is meant by diffraction of light . Describe a simple experiment to demonstrate diffraction at a single slit.

When a tiny circular obstacle is placed in the path of light from a distant source, a bright spot is seen at the centre of the shadow of the obstacle. Explain why?

The study of light without considering diffraction is called _____