General Terms in Optics

Draw a parallel beam of light.

Draw a convergent beam of light.

Differentiate between convergent beam and divergent beam of light.

Give a definition for the ray of light.

Luminosity is measured in $\mathrm{J} {\mathrm{s}}^{-1}$.

What is luminosity?

Describe different types of beams of light.

In which of the given arrangement, the flame of a candle can be seen clearly through the other end of the pipe?

The perpendicular distance between the rays of a divergent beam

Which of the following is compound?