FT IR Spectroscopy The frequency of precession, the transition frequency and the Larmor frequency are different terms for the same frequency same terms for the same frequency same terms for the different frequency different terms for the different frequency different terms for the same frequency same terms for the same frequency same terms for the different frequency different terms for the different frequency ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy When radiation energy is absorbed by a spin 1/2 nucleus in a magnetic field, what happens? The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field The nucleus spins faster None of these The processional frequency of the nucleus increases The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field The nucleus spins faster None of these The processional frequency of the nucleus increases ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy In immunofluroscence microscopy, fluroscent compounds are attached to none of these bound antibody specific for the subcellular structure an antibody specific for the subcellular structure an antigen specific for the subcellular structure none of these bound antibody specific for the subcellular structure an antibody specific for the subcellular structure an antigen specific for the subcellular structure ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy The sequence of amino acids in proteins can be determined by means of identification of the -NH2 terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides identification of the -COOH terminal amino acids All of these identification of the -NH2 terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides identification of the -COOH terminal amino acids All of these ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy What does the Michelson interferometer do? Modulate the I.R. signal at a lower frequency, so that it can be observed by a detector None of these Split a polychromatic beam of radiation into its component wavelengths Selectively filter certain wavelengths from a beam of I.R. radiation Modulate the I.R. signal at a lower frequency, so that it can be observed by a detector None of these Split a polychromatic beam of radiation into its component wavelengths Selectively filter certain wavelengths from a beam of I.R. radiation ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy What is the name given to the relaxation process due to an interaction between an excited nucleus and the magnetic fields caused by nuclei in molecules moving around in the sample? Spin - spin relaxation Spin - lattice relaxation None of these Spin - spin - spin relaxation Spin - spin relaxation Spin - lattice relaxation None of these Spin - spin - spin relaxation ANSWER DOWNLOAD EXAMIANS APP
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