Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'RADIOGRAPHER GR II INDIAN SYSTEMS OF MEDICINE IDK KKD' And exam conducted in the year 2014. And Question paper code was '011/2014'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'B'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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A radioisotope has a half life of 75 years. The fraction of atoms of this element that will decay
in 150 years will be :
(ക) 75% (४) 66.6% ا 8 (0) 25%
The target material in an X-ray tube must have :
(ಗಿ) High atomic number (8) Low melting point
(€) High mass number (D) High cost
Radionuclides are produced by :
(2) Nuclear fission (8) Nuclear reactor
(C) Cyclotron (D) Al of the above
Background radiation is contributed by the following except :
(ಗಿ) Terrestrial radiation (ए) Cosmic radiation
(C) Ultraviolet rays (D) Radioactive elements in our body
All are teletherapy sources except :
(ക) Cobalt 60 (B) Cesium 137 (0) Iridium 192 (12) Radium 226
The following are electromagnetic radiation excepl :
(A) Characteristic radiation (8) நண radiation
(2) Bremsstrahlung radiation (5) Annihilation radiation
Interactions of photons with matter include all except :
(ക) Pair production (B) Leakage radiation
(0) Photoelectric effect (D) Compton scattering
X-ray beam quality depends on the :
(A) Accelerating voltage (B) Target material
(€) Inherent filtration (D) भार्ण पष्ट above
1 max for Cobalt 60 gamma rays is :
(ಗಿ) 1.33 ண (B) 117 cm (0 05cm (D) 15 ண
Personal monitoring devices include all except :
(A) பம் () Film badge گا Gun monitor 0) Pocket dosimeter
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5 11/2014
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