Briefly explain how optical fibers transmit light signals.

Briefly explain the concept of -Crystal field theory.

Briefly explain the methods used to treat cancer.

Briefly explain the principle involved in Kjeldahl's method for the estimation of nitrogen.

Briefly explain the dlfferents types of emulsions and give example for each.

Briefly explain the different types of structural isomerism shown by organic compounds with suitable examples.

Photon is a quanta of light. Briefly explain the effect of intensity and energy of the incident radiation of the photo electric effect.

We are familiar with the semiconductors Silicon and Germanium.With a necessary schematic diagram, briefly explain the characteristics of an intrinsic semicon ductor.

Natural rubber is an elastomer. Briefly explain the properties of elastomers.