X Ray Spectrometers MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on X Ray Spectrometers, a fundamental topic in the field of Analytical Instrumentation. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our X Ray Spectrometers MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of X Ray Spectrometers mcq questions that explore various aspects of X Ray Spectrometers problems. Each MCQ is crafted to challenge your understanding of X Ray Spectrometers principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Analytical Instrumentation tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our X Ray Spectrometers MCQs are your pathway to success in mastering this essential Analytical Instrumentation topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of X Ray Spectrometers. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your X Ray Spectrometers knowledge to the test? Let's get started with our carefully curated MCQs!

X Ray Spectrometers MCQs | Page 4 of 8

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Q31.
In absorption meter, which of the following is adjusted until the absorption of two X-ray beams are brought into balance?

a.

Collimator

b.

Filter

c.

Photomultiplier tube

d.

Attenuator

Discuss
Answer: (d).Attenuator
Q32.
In absorption meter, the change in thickness of aluminium required for different samples is a function of the difference in which of the following parameters?

a.

Amount

b.

Concentration

c.

Colour

d.

Composition

Discuss
Answer: (d).Composition
Q33.
Absorption meters cannot be used to detect broken bones.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q34.
If the absorption of electromagnetic radiation by matter results in the emission of radiation of the same or longer wavelengths for a long or a short time, the phenomenon is termed as which of the following?

a.

Luminescence

b.

Fluorescence

c.

Phosphorescence

d.

Spontaneous emission

Discuss
Answer: (a).Luminescence
Q35.
If the absorption of electromagnetic radiation by matter results in the emission of radiation of the same or longer wavelengths for a short time, the phenomenon is termed as which of the following?

a.

Luminescence

b.

Fluorescence

c.

Phosphorescence

d.

Spontaneous emission

Discuss
Answer: (b).Fluorescence
Q36.
If the absorption of electromagnetic radiation by matter results in the emission of radiation of the same or longer wavelengths for a long time, the phenomenon is termed as which of the following?

a.

Luminescence

b.

Fluorescence

c.

Phosphorescence

d.

Spontaneous emission

Discuss
Answer: (c).Phosphorescence
Q37.
Prompt emission of X-ray by an atom ionised by a higher energy X-ray is a type of which of the following phenomena?

a.

Luminescence

b.

Fluorescence

c.

Phosphorescence

d.

Spontaneous emission

Discuss
Answer: (b).Fluorescence
Q38.
The measurement of intensity of fluorescent X-rays provide a simple and ____________ way of _____________ analysis.

a.

Destructive, quantitative

b.

Non-destructive, quantitative

c.

Destructive, qualitative

d.

Non-destructive, qualitative

Discuss
Answer: (b).Non-destructive, quantitative
Q39.
The energy of the emitted X-rays depends upon the _________ of the atom and their intensity depends upon the __________

a.

Atomic number, amount of sample

b.

Mass number, amount of sample

c.

Mass number, concentration of atoms

d.

Atomic number, concentration of atoms

Discuss
Answer: (d).Atomic number, concentration of atoms
Q40.
Which of the following is Moselyโ€™s equation if โ€˜Cโ€™ is the speed of light, โ€˜aโ€™ is proportionality constant, โ€˜ฯƒโ€™ is a constant which depends on electronic transition series, โ€˜Zโ€™ is the atomic number and โ€˜ฮปโ€™ is the wavelength?

a.

Cฮป= a(Z-ฯƒ)²

b.

C/ฮป= a(Z-ฯƒ)²

c.

C(Z-ฯƒ)²= aฮป

d.

C(Z-ฯƒ)²= a/ฮป

Discuss
Answer: (b).C/ฮป= a(Z-ฯƒ)²
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