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)
Ruby negi
yeah, you are doing right.. first find wavelength using given values and formula 2dsin(theta)=n*wavelength.. then using formula of debroglie wavelength in terms of potential, find potential... I attached a formula of wavelength in terms of potential.