Spectroscopy Why must the voltage supplied to a tungsten lamp be very stable? Because if it wasn't, the lamp would bum out Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage Because the lamp will only function at a specific voltage All of these Because if it wasn't, the lamp would bum out Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage Because the lamp will only function at a specific voltage All of these ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following relationships between absorbance and %transmittance is incorrect? A = log10 100 / %T All are correct A = log10 1 / T A = 2 - log10 %T A = log10 100 / %T All are correct A = log10 1 / T A = 2 - log10 %T ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following components of a monochromator is the dispersing element? None of these The entrance slit The diffraction grating The collimating lens None of these The entrance slit The diffraction grating The collimating lens ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy A simple harmonic oscillator may absorb energy when the amplitudes are the same. at anytime. when the frequencies match exactly at no time. when the amplitudes are the same. at anytime. when the frequencies match exactly at no time. ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Where does a carbonyl (C=0) stretch appear in an IR spectrum? 3640-3250 160-110 1870-1650 1740-1720 3640-3250 160-110 1870-1650 1740-1720 ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Molar absorbtivities of compounds exhibiting charge transfer absorption are large none of these small moderate large none of these small moderate ANSWER DOWNLOAD EXAMIANS APP
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