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Wave Optics

Question

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Explain both the objective and the eyepiece of a compound microscope must have short focal lengths?

Solution

The objective and the eyepiece of a compound microscope must have short focal length so as to have larger angular magnification and magnifying power.

Some More Questions From Wave Optics Chapter

What is the shape of the wavefront in each of the following cases:
Light emerging out of a convex lens when a point source is placed at its focus.

What is the shape of the wavefront in each of the following cases:
The portion of the wavefront of light from a distant star intercepted by the Earth.

Is the speed of light in glass independent of the colour of light? If not, which of the two colours red and violet travels slower in a glass prism?

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