Ron Macatangay
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Quiz on NT 114 Review Quiz 9 , created by Ron Macatangay on 05/06/2018.

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Ron Macatangay
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NT 114 Review Quiz 9

Question 1 of 27

1

When frisking yourself, after exiting a contamination area, how fast do you move the frisker probe?

Select one of the following:

  • 1" per minute

  • 1/2" per minute

  • 1/2" per second

  • 2" per second

Explanation

Question 2 of 27

1

When frisking yourself for beta/gamma contamination, after exiting a contamination area, how close do you hold the frisker probe to the surface being frisked?

Select one of the following:

  • 1 in

  • 3/4 in

  • 1/2 in

  • 1/4 in

Explanation

Question 3 of 27

1

When wearing full protective clothing, where do you locate secondary monitoring device (SMD)?

Select one of the following:

  • In the coverall pocket

  • On your lanyard

  • On the wrist

  • On your belt

Explanation

Question 4 of 27

1

When frisking personnel, how many CPM above background is typically considered a minimum level of contamination?

Select one of the following:

  • 500 CPM

  • 300 CPM

  • 200 CPM

  • 100 CPM

Explanation

Question 5 of 27

1

Which of the below listed dosimetry devices is a Primary Monitoring Device (PMD)?

Select one of the following:

  • Frisker

  • Electronic Dosimeter (ED)

  • Pocket Ion Chamber (PIC)

  • Thermo-Luminescent Dosimeter (TLD)

Explanation

Question 6 of 27

1

A person's dose margin is how much radiation dose a person may be allowed to receive before exceeding an administrative dose limit.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 27

1

Any Rad Worker, by virtue of their training, may post radiological areas and/or move radiological postings.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 27

1

What type of radiation does protective clothing protect you from?

Select one of the following:

  • Beta and Gamma

  • All Types

  • Alpha

  • None of these

Explanation

Question 9 of 27

1

When wearing full PCs, workers may not choose to wear latex gloves instead of rubber gloves.

Select one of the following:

  • True
  • False

Explanation

Question 10 of 27

1

When removing protective clothing (hood, coveralls, cloth glove liner, rubber gloves, shoe covers, rubber overshoes), which one of the following items is removed first?

Select one of the following:

  • Rubber overshoes

  • Gloves

  • Hood

Explanation

Question 11 of 27

1

When donning a single set of protective clothing, what is the correct position of the shoe cover (bootie)?

Select one of the following:

  • Under the coverall pant leg

  • Over the coverall pant leg

Explanation

Question 12 of 27

1

After exiting a Contamination Area, what type of survey should you perform to determine whether or not you have contamination on you?

Select one of the following:

  • Internal contamination survey

  • Airborne survey

  • Indirect survey

  • Direct survey

Explanation

Question 13 of 27

1

It is not common practice in the industry for a PC hood and surgeon's cap (skull cap) to be used interchangeably, based on the preference of the wearer.

Select one of the following:

  • True
  • False

Explanation

Question 14 of 27

1

What level of protective clothing is typically required for Rad Workers in a Contamination Area?

Select one of the following:

  • Scrubs

  • Full PCs

  • Partial PCs

  • Double PCs

Explanation

Question 15 of 27

1

When using protective clothing, the order in which you remove them is more important than the order in which you put them on.

Select one of the following:

  • True
  • False

Explanation

Question 16 of 27

1

What level of protective clothing is typically required for Rad Workers in High Contamination Area?

Select one of the following:

  • Scrubs

  • Full PCs

  • Partial PCs

  • Double PCs

Explanation

Question 17 of 27

1

When using a frisker (count rate meter), to detect personnel contamination, what is the maximum background count rate in which the instrument should be used?

Select one of the following:

  • 100 CPM

  • 200 CPM

  • 300 CPM

  • 500 CPM

Explanation

Question 18 of 27

1

What are the standard units of measure for radioactive contamination on surfaces?

Select one of the following:

  • uCi/cc

  • uCi/100cm2

  • DPM/100cm2

  • CPM/100cm2

Explanation

Question 19 of 27

1

A smear typically represents an area of approximately:

Select one of the following:

  • 100,000 cm2

  • 1000 cm2

  • 100 cm2

  • 10cm2

Explanation

Question 20 of 27

1

You are working in a room within the RCA. You see what appears to be white powder on the valve bonnet. You should think:

Select one of the following:

  • Neutron emitters may be present

  • It is residue from stem packing

  • It is likely contaminated

  • It may be cocaine

Explanation

Question 21 of 27

1

When taking contamination surveys, smears typically be taken on floors and on equipment, pipes, or structures.

Select one of the following:

  • True
  • False

Explanation

Question 22 of 27

1

Background radiation dose is never subtracted before recording dose rate readings on the survey map.

Select one of the following:

  • True
  • False

Explanation

Question 23 of 27

1

What instrument data is typically recorded on a contamination survey map?

Select one of the following:

  • ID number

  • Calibration data

  • 10% of low scale

  • Response check date

Explanation

Question 24 of 27

1

When documenting a "general area" dose rate survey instrument reading on a survey map, what units are written on the map next to the reading?

Select one of the following:

  • Rem/hr

  • mR/hr

  • R/hr

  • None

Explanation

Question 25 of 27

1

An asterisk on the radiation survey map indicates what?

Select one of the following:

  • Hot Spot

  • Beta Reading

  • Contact Reading

  • Neutron Reading

Explanation

Question 26 of 27

1

Which of the following situations would likely involve beta radiation?

Select one of the following:

  • A "hot spot" survey of an elbow on a pipe containing reactor coolant?

  • A routine "general area" survey of a heat exchanger room in the RCA

  • A "general area" radiation survey in the reactor building of BWR immediately after reactor shutdown.

  • A radiation survey of a reactor coolant ion exchanger resin spill in the rad waste building

Explanation

Question 27 of 27

4

Fill the blank spaces to complete the text.

Name four things you should always do prior to using a radiation detection instrument for assessing radiological contamination.
a
b
c
d

Explanation

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