X-ray

Question 1

What is the primary use of an X-ray?

Answer 1

To look inside a container

Question 2

What can an X-ray help identify?

Answer 2

bomb components, fuzing system, load, possible point of entry

Question 3

What are other uses of X-rays

Answer 3

Looking for hidden: firearms, drugs, serial numbers, circuit breakers

Question 4

What angle does the X-ray head focus

Answer 4

40 degree angle

Question 5

Does the X-ray contain any radio active isotopes?

Answer 5

no

Question 6

X-rays energy is measured in what?

Answer 6

Kilovolts (KV)

Question 7

What does a higher KV mean?

Answer 7

more penetration

Question 8

X-ray generator produces _____ heat and ____ x-ray?

Answer 8

99% heat, 1% X-ray

Question 9

What does the mineral oil do for the X-ray tube?

Answer 9

dissipates heat

Question 10

How much radiation does a person absorb on average annually

Answer 10

620milirem per year

Question 11

What are the risks of radiation

Answer 11

High does of radiation is hazardous to health
cannot be detected by human senses
portable Xray units may expose user or bystanders

Question 12

What kind of effects are associated with acute dose of RAD

Answer 12

early

Question 13

What kind of effects are associated with chronic dose

Answer 13

late effects

Question 14

What are the effects of RAD on personnel

Answer 14

Cell alteration in juveniles under 18, external effects, internal effects

Question 15

Are X-rays cumulative?

Answer 15

Yes

Question 16

What will protect you from the effects of RAD?

Answer 16

Time distance and shielding

Question 17

What is a good rule of thumb regarding protecting yourself from RAD exposure

Answer 17

Observing blast and frag safety distances you will be outside RAD safe distances

Question 18

What is the safe distance for X-rays

Answer 18

20’ to rear and sides, 100’ to front

Question 19

Which is more dangerous RAD or blast and Frag?

Answer 19

Blast and Frag

Question 20

What type of Xray is the XR200

Answer 20

pulse generator

Question 21

What are the 3 types of Xray machines

Answer 21

continuous wave, pulse, fluoroscope

Question 22

When using pulse generators you can sometimes develop what kind of images

Answer 22

double images

Question 23

What is the KV rating for the XR150

Answer 23

150 KV

Question 24

What is the KV rating for the Xr200

Answer 24

150 KV

Question 25

What is the KV rating of the XRS-3

Answer 25

270 KV

Question 26

What is the KV rating of the XRS-4

Answer 26

370 KV

Question 27

What is an advantage to continuous wave

Answer 27

ability to increase or decrease KV

Question 28

What does KV and KVP mean

Answer 28

Kilovolt and kilovolt peak

Question 29

What are the decals on the XR200

Answer 29

Xray on, Xray pulsing, 40 degree beam, caution RAD

Question 30

If you want to connect to XR200 remotely what should the default pulse be set to?

Answer 30

99

Question 31

What is the service life of the Xray tubes

Answer 31

100,000 pulses

Question 32

What can you do in a fuel rich environment to keep the Xray source from setting off an explosion

Answer 32

place the source in a 6 mil plastic bag

Question 33

What can you do to open up the beam angle

Answer 33

back that ass up

Question 34

At a minimum what is the best source placement

Answer 34

4 ft

Question 35

When shooting Xray what is best to shoot long axis or short axis

Answer 35

Short axis

Question 36

What is an easy pulse reference

Answer 36

4ft-40, 8ft-80 ect

Question 37

What is the inverse square law rule

Answer 37

double the distance 4X the pulses, ie 4 ft-80 pulses 8ft-320 pulses

Question 38

Why do you always Xray steel pipes

Answer 38

to ensure there is nothing hazardous inside the pipe

Question 39

When Xraying a human what is a good starting point?

Answer 39

under 200 lbs-400 pulses 3' from skin | over 200 lbs 800 pulses 3' from skin

Question 40

When taking Xrays what should you do if your panel has to be further away from your package

Answer 40

back up your source

Question 41

What are the parts of an XR-200

Answer 41

collimator, tube, tripod mount

Question 42

What should you do if the Xray does not pulse

Answer 42

check battery, check 20Amp fuse

Question 43

How close should the film be to the package

Answer 43

1/4-1/2 inches

Question 44

How does the Xray panel work

Answer 44

The panel captures the Xray energy and stores the pattern as a latent image

Question 45

What occurs to the image if the wrong side of the panel is exposed to the Xray

Answer 45

The image will be in reverse

Question 46

What is the effect when the panel is 1 foot behind the package

Answer 46

items appear larger

Question 47

How many milirems will you receive per hour if you stay 20' behind the source

Answer 47

never more than 2 milirems which is acceptable