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? None of these Spin - spin - spin relaxation Spin - lattice relaxation Spin - spin relaxation None of these Spin - spin - spin relaxation Spin - lattice relaxation Spin - spin relaxation ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy How do you turn a signal recorded in the time domain into a frequency domain signal? None of the above Fourier transformation By use of a Michelson interferometer Measurement of peak areas None of the above Fourier transformation By use of a Michelson interferometer Measurement of peak areas ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy The frequency of precession, the transition frequency and the Larmor frequency are same terms for the different frequency same terms for the same frequency different terms for the different frequency different terms for the same frequency same terms for the different frequency same terms for the same frequency different terms for the different frequency different terms for the same frequency ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy In scanning electron microscopy a specimen is not fixed and then coated with thin layer of a heavy metal a specimen is fixed and then coated with transition metal a specimen is fixed and then coated with thin layer of a heavy metal None of these a specimen is not fixed and then coated with thin layer of a heavy metal a specimen is fixed and then coated with transition metal a specimen is fixed and then coated with thin layer of a heavy metal None of these ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy An FT-IR instrument record a signal in the frequency domain time domain none of these both (a) and (b) frequency domain time domain none of these both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy In FT-NMR, how are nuclei excited? By an intense pulse of radiation which contains a wide range of frequencies By an intense pressure By radio-frequency radiation whose frequency is swept across a predetermined range None of these By an intense pulse of radiation which contains a wide range of frequencies By an intense pressure By radio-frequency radiation whose frequency is swept across a predetermined range None of these ANSWER DOWNLOAD EXAMIANS APP
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