FT IR Spectroscopy - Medical Science

Q1:

When radiation energy is absorbed by a spin 1/2 nucleus in a magnetic field, what happens?

A The processional frequency of the nucleus increases

B The nucleus spins faster

C The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field

D none of the above

ANS:C - The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field

No answer description is available.