Question

(c) 13.6 x 1810 eV (d) 13.6 x 2 eV
[JEST-2012)
S. (a)
. A sodium atom in the first excited 3P state has a lifetime
of 16ns for decaying to the ground 3S state. The
wavelength of the emitted photon is 589 nm. The
corresponding linewidth of the transition
(in frequency units) is about.
(a) 1.7 x 106 HZ
(b) 1 x 107 HZ
(c) 6.3 x 107 HZ
(d) 5 x 1014 Hz
(JEST-2012)
5. (d)
hulses are amitted​

Answer 1

sorry brother I don't now answers