B:-Second generation CT scanners
C:-Third generation CT scanners
D:-Fourth generation CT scanners
Correct Answer:- Option-D
Question78:-Auto transformer works on the principle of
A:-Self i
B:-Mutual induction
C:-Ohms law
D:-Joules law
Correct Answer:- Option-A
Question79:-Radioactivity first discovered by
A:-William Conrad Roentgen
B:-Madam Curie
C:-Henry Becquerel
D:-Charles Rutherford
Correct Answer:- Option-C
Question80:-X-rays were discovered in the year
A:-1985
B:-1895
C:-1589
D:-1986
Correct Answer:- Option-B
Question81:-Use of intensifying screen results
A:-Lower patient dose
B:-Increase radiographic contrast
C:-All of the above
D:-None of the above
Correct Answer:- Option-C
Question82:-In a rotating anode x-ray tube the anode having an Area
effective focal area will be
‏هد‎ 0
B:-A x 20
C:-A - 20
D:-A c0s20
Correct Answer:- Option-A
Question83:- is a double emulsion film 7
A:-Mammographic film
B:-Duplicating film
C:-Subtraction film
D:-Dental film
Correct Answer:- Option-D
Question84:-Which of the following is not used as a phosphor in the intensifying screens used for radiography 7
A:-Calcium tungstate
B:-Zinc sulphide
C:-Gadolinium
D:-Aluminum
Correct Answer:- Option-D
Question85:-The speed of intensifying screen is affected by
A:-Phosphor composition
B:-Crystal size
C:-Presence of reflective layer
D:-All of the above
Correct Answer:- Option-D
೧6560786: is not an ingredient of developing solution.
A:-Hydroquinone
B:-Sodium Carbonate
C:-Potassium bromide
D:-Hypo
Correct Answer:- Option-D

is tilted to an angle of 10 degree. Then the