Total # Posts: 5
the potential energy of an electron in H-atom is -13.6eV.if the potential energy of an electron in He+ ion is -3.4eV ,what would be the excited state of He+?
July 14, 2014
a train 100m long is to cross a river bridge of length 800m. what time it take to cross the bridge ?velocity of train is 36km/h.
June 7, 2014
a metal sample carrying a current along X-axis with density Jx is subjected to a magnetis field Bz(along z-axis). the electric field Ey developed along Y-axis is directly proportional to Jx as well as Bz. the constant of propotionality has SI unit. 1. m²/As 2. m²/A 3...
May 1, 2013
June 28, 2012
explain three reasons for which the central location of india at the head of the indian ocean is considered of great importance?
April 17, 2011