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Free download in PDF X-Ray Diffraction Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
For normal chemical analysis, the proportional counters use
[A]
Saturation region
[B]
Proportional region
[C]
Geiger counter region
[D]
All of the above
Answer: Geiger counter region
(2)
The detector in X-ray diffraction that detects the visible radiation is
[A]
Proportional counter
[B]
Silicon diode
[C]
Golay detector
[D]
Scintillation counter
Answer: Scintillation counter
(3)
Which of the following detector in X-ray diffraction has more resolution
[A]
Proportional counter
[B]
Silicon diode
[C]
Goniometer
[D]
Scintillation counter
Answer: Scintillation counter
(4)
In gas phase detectors in XRD, high voltage is applied in the region of
[A]
Ionization region
[B]
Proportional region
[C]
Geiger counter region
[D]
All of the above
Answer: Geiger counter region
(5)
Dead time is more in
[A]
Scintillation counters
[B]
Proportional counters
[C]
Geiger counters
[D]
Semi conductors
Answer: Scintillation counters
(6)
The material used to construct the filter in X-ray diffraction is
[A]
Metal with next higher atomic number
[B]
Metal with next lower atomic number
[C]
Quartz
[D]
Berylium
Answer: Metal with next lower atomic number
(7)
If the atomic numbers of the zirconium, molybdenum, palladium and tin are 40,42,46 and 50 respectively, the suitable filter for x-radiation from molybdenum is
[A]
Zirconium
[B]
Palladium
[C]
Tin
[D]
All of the above
(8)
Filters used in XRD may eliminate
[A]
Kα1
[B]
Kβ
[C]
Kα2
[D]
All of the above
(9)
X-rays are generated by
[A]
Geiger tube
[B]
Goniometer
[C]
Coolidge tube
[D]
Rotameter
(10)
Collimators used in XRD are made up of
[A]
Thin quartz tube
[B]
Thin glass plates
[C]
Thin metal plates
[D]
All of the above
Answer: Thin metal plates
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