Page:5
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'X RAY TECHNICIAN' And exam conducted in the year 2016. And Question paper code was '019/2016/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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.
D:-0.5 cm
Correct Answer:- Option-D
Question39:-The ability to demonstrate closely placed structures in the subject as separate entities in the image is
A:-Resolution
B:-Brightness
C:-Contrast
D:-None
Correct Answer:- Option-A
Question40:-In Cobalt-60 machine, which ray is used for external beam radiotherapy ?
A:-Alpha ray
B:-Beta ray
C:-Gamma ray
D:-Protons
Correct Answer:- Option-C
Question41:-Lymphatics of breast drain into
A:-Posterior intercostal lymph node
B:-Axillary lymph node
C:-Internal mammary lymph node
D:-All of the above
Correct Answer:- Option-D
Question42:-Contrast is more with screen film combination than direct X-ray exposure because
A:-X-ray to light conversion efficiency is more
-ray absorption efficiency is more
:-Screen is more sensitive to high energy radiation
D:-Screen is more sensitive to low energy radiation
Correct Answer:- Option-C
Question43:-Most common histopathology in cancer cervix is
A:-Squamous cell carcinoma
B:-Adenocarcinoma
:-Lymphoma
D:-Melanoma
Correct Answer:- Option-A
Question44:-Geometric unsharpness can be reduced by
A:-Reducing focal spot size
-Increasing object-image distance
C:-Decreasing focus-image distance
D:-Using tube with large focal spot size
Correct Answer:- Option-A
Question45:-IMRT refers to
A:-Intensive Modulated Radiotherapy
-Intensity Modulated Radiotherapy
C:-Image Modulated Radiotherapy
D:-None of the above
Correct Answer:- Option-B
Question46:-Most vascular part of bone is
A:-Epiphysis
B:-Metaphysis
C:-Diaphysis
D:-Epiphyseal cartilage
Correct Answer:- Option-B
Question47:-* (cd//m2)/(mR//sec)” is
A:-Brightness gain
-Minification gain
C:-Conversion factor
D:-Flux gain
Correct Answer:- Option-C
Question48:-Which interaction of X-rays is the basis of radiographic contrast between bone and soft tissues ?
A:-Photoelectric effect
B:-Contrast scattering