Spectroscopy Which of the following relationships between absorbance and %transmittance is incorrect? A = log10 100 / %T All are correct A = 2 - log10 %T A = log10 1 / T A = log10 100 / %T All are correct A = 2 - log10 %T A = log10 1 / T ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following components of a monochromator is the dispersing element? None of these The collimating lens The diffraction grating The entrance slit None of these The collimating lens The diffraction grating The entrance slit ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following will oscillate the fastest? A small mass on a weak spring A large mass on a stiff spring A small mass on a stiff spring A large mass on a weak spring A small mass on a weak spring A large mass on a stiff spring A small mass on a stiff spring A large mass on a weak spring ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy In the equation, A = ε bc, what quantity is represented by "ε"? Molar absorbtivity Path length None of these Absorbtivity Molar absorbtivity Path length None of these Absorbtivity ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following is not an IR vibrational mode? Rolling Stretching Rocking Scissoring Rolling Stretching Rocking Scissoring ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Why must the voltage supplied to a tungsten lamp be very stable? Because if it wasn't, the lamp would bum out Because the lamp will only function at a specific voltage All of these Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage Because if it wasn't, the lamp would bum out Because the lamp will only function at a specific voltage All of these Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage ANSWER DOWNLOAD EXAMIANS APP
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