Question 7

(a) Cyclotron frequency is proportional to energy (b) depends on magnetic field

Question 8

Angular Momentum L is an integral multiple of which constant?

(a) Fine structure constant

(b) Rydberg Constant

(c) Universal Gas Constant

(d) Planck’s Constant

Question 9

Ground state speed of e- in the H-atom in terms of speed-of-light c is

(a) c/137 (b) c.137 (c) a.c/137 (d) c/10

Question 10

Whats the energy of H-atom according to Niels Bohr?

(a) -13.61/n2 eV (b) +13.61/n2 eV (c) -13.61/n eV (d) -13.61 eV More…