FT IR Spectroscopy
How do you turn a signal recorded in the time domain into a frequency domain signal?

By use of a Michelson interferometer
None of the above
Measurement of peak areas
Fourier transformation

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

None of these
The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field
The nucleus spins faster
The processional frequency of the nucleus increases

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FT IR Spectroscopy
In scanning electron microscopy

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

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