D:-Polyester
Correct Answer:- Option-D
Question29:-The active ingredient in emulsion of a Radiographic film is
A--Silver halide
B:-Cellulose triacetate
C:-Rare earth materials
D:-Sodium Sulphite
Correct Answer:- Option-A
Question30:-X-ray tube rating charts includes
A:-Radiographic rating chart
B:-Anode cooling chart
C:-Housing cooling chart
D:-All of the above
Correct Answer:- Option-D
Question31:-The Radiographic grid was first designed by
A:-Bucky
B:-Roentgen
C:-Coolidge
D:-Faraday
Correct Answer:- Option-A
Question32:-Waters view is used for the examination of
A:-Ankle
B:-Skull
:-Maxillary sinuses
D:-Foot
Correct Answer:- Option-C
Question33:-The annual equivalent radiation dose limit for radiation workers in India is
A:-1 mSv
B:-20 mSv
:-100 ۷
D:-0.1 mSv
Correct Answer:- Option-B
Question34:-The deposition of metallic silver in a radiographic film without exposure to radiation results
A--Artifacts
-Fog
C:-Latitude
D:-Gamma
Correct Answer:- Option-B

Question35:-Which of the following component is not connected with the secondary coil of high tension transformer of x-ray
generator circuits ?

A:-X-ray tube
B:-Rectifier
C:-mA meter
D:-KVp meter
Correct Answer:- Option-D
Question36:-The relative ability of radiographic emulsion to respond to x-ray or light is
A:-Speed
B:-Latitude
C:-Optical density
D:-Contrast
Correct Answer:- Option-A
Question37:-Myelogram was the gold standard for the diagnosis of disease of
A:-Neural canal
B:-Kidney
C:-Heart
D:-Orbit
Correct Answer:- Option-A
Question38:-Which of the following is a common cause of x-ray tube failure ?
A:-Extremely high voltage