It was found that certain metals, when irradiated by ultraviolet light, emitted negatively charged particles having small speeds. Also, certain metals when heated to high…
October 27, 2020
NCERT Solution Class 12 Physics Chapter 15 Communication Systems
( NCERT Solution Class 12th Physics ) www.free-education.in is a platform where you can get pdf notes from 6th to 12th class notes, General Knowledge…