In liquid scintillation counter, which of the following is a fluorescent substance? Options: A . &nbspSolvent B . &nbspSolute C . &nbspCrystal D . &nbspReagent

In liquid scintillation counter, which of the following is a fluorescent substan

Question

In liquid scintillation counter, which of the following is a fluorescent substance?

Options:

A . Solvent

B . Solute

C . Crystal

D . Reagent

Answer: Option B
Answer: (b).Solute

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Question 1. When UV light is absorbed by the fluor molecules the light emitted is in which of the following colours?....

Question 2. The reduction in counting efficiency of the scintillation detector is called as __________....

Question 3. Which of the following is not a type of quenching?....

Question 4. In liquid scintillation counter, which of the following is used to convert light into electrical signals?....

Question 5. Due to the presence of red, green and yellow colour in the vial, which of the following occurs?....

Question 6. Variation of gain with temperature does not cause instability.....

Question 7. In which type of quenching, the radiation emitted by the isotope is not detected due to absorption of the radiation by t....due to absorption of the radiation by the sample itself?

Question 8. Photomultipliers used in Liquid scintillation detectors are a source of instability.....

Question 9. A quench curve can be constructed by plotting the counting efficiency versus ____________....

Question 10. Which of the following effects transfers all the energy of the gamma ray to an electron in the inner orbit of the atom o....in the inner orbit of the atom of the absorber?

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