Colorimetry and Spectrometry Multiple Choice Questions and Answers 1. Beer’s law states that the intensity of light decreases with respect to ___________ a) Concentration b) Distance c) Composition d) Volume Answer: Concentration. 2. Laminar flow burner used in Flame photometers is also known as ____________ a) Turbulent burner b) Premix burner c) Total consumption burner d) Nozzle mix burner Answer: Premix burner. 3. Bolometer, a type of detector, is also known as ___________ a) Resistance temperature detector (RTD) b) Thermistor c) Thermocouple d) Golay cell Answer: Thermistor. 4. Lambert’s law states that the intensity of light decreases with respect to __________ a) Concentration b) Distance c) Composition d) Volume Answer: Distance. 5. In Michelson’s interferometer, the __________ of the detector output will depend upon the intensity of incoming radiation. a) Velocity b) Frequency c) Amplitude d) Phase Answer: Amplitude. 6. In Flame emission photometers, the measurement of _______