X-Ray Fluorescence Spectrometry Questions and Answers

X-Ray Fluorescence Spectrometry Questions and Answers 1. If the absorption of electromagnetic radiation by matter results in the emission of radiation of same or longer wavelengths for a long or…

X-Ray Absorption Meter Questions and Answers

X-Ray Absorption Meter Questions and Answers 1. Absorption meter is __________ and ____________ of the chemical state of the element concerned. a) Non-destructive, independent b) Destructive, independent c) Non-destructive, dependent…

X-Ray Diffractometers Questions & Answers

X-Ray Diffractometers Questions & Answers 1. X-ray diffractometers are not used to identify the physical properties of which of the following? a) Metals b) Liquids c) Polymeric materials d) Solids…

X-Ray Spectroscopy Questions & Answers

X-Ray Spectroscopy Questions & Answers 1. In X-ray spectrometers, the specimen or the sample is placed after which of the following components? a) X-ray tube b) Monochromator c) Collimator d)…

Pulse Height Analyzer Questions & Answers

Pulse Height Analyzer Questions & Answers 1. A discriminator circuit is which of the following circuits? a) Wheatstone bridge b) Instrumentation amplifier c) Astable multivibrator d) Schmitt trigger Answer: d…

Liquid Scintillation Counters Questions & Answers

Liquid Scintillation Counters Questions & Answers 1. In liquid scintillation counter, which of the following is a fluorescent substance? a) Solvent b) Solute c) Crystal d) Reagent Answer: b Explanation:…

Gamma Camera Questions & Answers

Gamma Camera Questions & Answers 1. The first gamma camera is also known by which of the following names? a) Hal camera b) Anger camera c) Muller camera d) West…

Radiation Detectors Questions & Answers

Radiation Detectors Questions & Answers 1. Which of the following is not a type of radiation detectors? a) Geiger Muller counter b) Proportional counter c) Semiconductor detector d) Flame emission…

Fundamentals of Radiochemical Methods Questions

Fundamentals of Radiochemical Methods Questions 1. Which of the following are highly effective in producing ion pairs when they pass through the matter? a) Alpha particles b) Beta particles c)…

Biosensors Questions & Answers

Biosensors Questions & Answers 1. Which of the following is not a characteristic of the immobilized enzymes? a) They cannot be re-used b) It produces reproducible results c) Stability exists…