Spectroscopy A simple harmonic oscillator may absorb energy at no time. when the amplitudes are the same. when the frequencies match exactly at anytime. at no time. when the amplitudes are the same. when the frequencies match exactly at anytime. ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Why must the voltage supplied to a tungsten lamp be very stable? 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 Because if it wasn't, the lamp would bum out ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following components of a monochromator is the dispersing element? None of these The diffraction grating The entrance slit The collimating lens None of these The diffraction grating The entrance slit The collimating lens ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Beer's Law states that absorbance is equal to P0 / P absorbance is proportional to both the path length and concentration of the absorbing species None of these absorbance is proportional to the log of the concentration of the absorbing species absorbance is equal to P0 / P absorbance is proportional to both the path length and concentration of the absorbing species None of these absorbance is proportional to the log of the concentration of the absorbing species ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy In the equation, A = ε bc, what quantity is represented by "ε"? None of these Path length Molar absorbtivity Absorbtivity None of these Path length Molar absorbtivity Absorbtivity ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following will oscillate the fastest? A large mass on a stiff spring A small mass on a stiff spring A small mass on a weak spring A large mass on a weak spring A large mass on a stiff spring A small mass on a stiff spring A small mass on a weak spring A large mass on a weak spring ANSWER DOWNLOAD EXAMIANS APP
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