Field of a line charge: E = 2 0r Field of an in nite sheet : E = 2 0 Field in the vicinity of conducting surface: E = 0 Downloads/notes QLD curriculum IB curriculum SAT curriculum AP Physics 1&2 curriculum Resources Review videos Shorts Formula Sheet tools Calculator Oscilloscope data sheet for students recommended physics sites Review and Tips Visit www.concepts-of- physics .com to buy \IIT JEE Physics : Topic-wise Complete Solutions" and our other books. Written by IITians, Foreword by Dr. HC Verma, Appreciated by Students. Cauchy's formula n ( ) =a 2 where a and b are positive constants of a medium. Angle between the rays of the extreme colours in the refracted (dispersed) light is called angle of dispersion. For prism of small ‘A’ and with small ‘i’ : = (n –