xray production MRO review

Question 1

(true/false) the two major components of the cathode are within the glass envelope

Answer 1

true

Question 2

the glass envelope of the x-ray tube is made of Pyrex to…

Answer 2

withstand high temps.

Question 3

what is the purpose of the target window of the glass envelope?

Answer 3

minimize interference with x-rays leaving the tube

Question 4

sun tanning of the tube is a result of

Answer 4

vaporized tungsten

Question 5

(true/false) the protective housing serves as an electrical insulator

Answer 5

true

Question 6

how does the housing serve as a thermal cushion?

Answer 6

cooling the tube

Question 7

(true/false) there is a risk of burns from touching an x-ray tube housing

Answer 7

true

Question 8

one of the roles of the anode is to…

Answer 8

give filament electrons kinetic energy

Question 9

what metal do we use a the target because of its atomic complexity?

Answer 9

Tungsten

Question 10

what is the primary limitation of the stationary anode?

Answer 10

heat capacity

Question 11

(true/false) by rotating an anode disc, we are able to spread heat over a larger surface area

Answer 11

true

Question 12

by what method is the rotor of the x-ray tube turned?

Answer 12

mutual induction

Question 13

what target angle will produce the smallest effective focal spot?
1. 17
2. 12
3. 7

Answer 13

7