REALITY OF RAINBOW!!

In how many ways the letters of the word RAINBOW be arranged ?

The Rainbow|Formation Of Rainbow|Atmospheric Refraction|Questions|Home Work|Summary

Formation OF Rainbow||Atmospheric Refraction

Reality Of Social Responsibility

Reality of High Salary Packages in IITs and NITs

A passenger in an Aeroplan shall (A) never see a rainbow. (B) may see a primary and a secondary rainbow as concentric circles (C) may see a primary and a secondary rainbow as concentric arcs. (D) shall never see a secondary rainbow.

Assertion : The rainbow is an example of the dispersion of sunlight by the water drops in the atmosphere. Reason : No reflection or refraction of light is involved in the formation of rainbow.