Question

# 7. (A) 310 A (B) 1550 A 10 156 A The energies E: and Ex of two electronic radiations are 25 eV per electron and 50 eV per electron respectively. The relation between their de-broglie wavelengths ie. I and 12 Wibe : (A) 21 = 222 (D) 21=512 (B) 2 = 212 (C) 2: = 412 = = ar Road, Kota Raj) - 324005 GIA L2 == =

Solution