Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Samveel ansari
In cubic box of side L , for ground state energy we will take n along x=1, n along y=1 and n along z=1............................and in first excited state we will take values of n along x,y,z as( 2,1,1),(1,2,1) or (1,1,2) then when we will take (2,2,2) and which excited energy is it called??