FT IR Spectroscopy What does the Michelson interferometer do? 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 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 ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy How many possible orientations do spin 1/2 nuclei have when they are located in an applied magnetic field? 3 4 6 2 3 4 6 2 ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy How do you turn a signal recorded in the time domain into a frequency domain signal? Fourier transformation By use of a Michelson interferometer None of the above Measurement of peak areas Fourier transformation By use of a Michelson interferometer None of the above Measurement of peak areas ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy The sequence of amino acids in proteins can be determined by means of All of these identification of the -COOH terminal amino acids identification of the -NH2 terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides All of these identification of the -COOH terminal amino acids identification of the -NH2 terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy Which of the following is the basis of first dimension of separation for two-dimensional electrophoresis? Isoelectric point Solubility Folding Molecular mass Isoelectric point Solubility Folding Molecular mass ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy An FT-IR instrument record a signal in the frequency domain both (a) and (b) none of these time domain frequency domain both (a) and (b) none of these time domain ANSWER DOWNLOAD EXAMIANS APP
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