Existing Exposure Situation

Existing Exposure Situation

1st - 3rd Grade

10 Qs

quiz-placeholder

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Existing Exposure Situation

Existing Exposure Situation

Assessment

Quiz

Physics, Science

1st - 3rd Grade

Hard

Created by

Noor Shuib

Used 2+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Radiation protection focus on the protection of humans and for this purpose, three basic categories of exposure have been considered namely...

Occupational exposure

Medical exposure

Public exposure

Mild exposure

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

The terms “planned”, “emergency” and “exiting” refer to the ________, not the EXPOSURE !

Temperature

Humidity

Situation

Explaination

Answer explanation

The terms “planned”, “emergency” and “existing” refer to the SITUATION, not the EXPOSURE !

3.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

List down three types of exposure situations in defining the relevant radiation protection requirements..

Planned exposure situation

Routine exposure situation

Emergency exposure situation

Existing exposure situation

4.

MULTIPLE SELECT QUESTION

1 min • 5 pts

Existing exposure situation is...

situation of exposure to emergency exposure

situation of exposure that already exist when a decision on the need for control needs to be taken

situation of exposure to natural background radiation

exposure due to residual radioactive material that derives from past practices that were not subject to regulatory control

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Those are the examples of most excluded exposures which unamenable to control under existing exposure situations, EXCEPT:

Exposure to 40K in body

Exposure to cosmic radiation at the earth's surface

Occupational exposure to cosmic in commercial aircraft

Public exposure to 222Rn, 220Rn and their progeny in the air outdoors

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Health effects of concern arising from the existing exposure situations:

Deterministic effects

Stochastic effects

Deterministic and stochastic effects

No concern

Answer explanation

Doses will be well below the threshold for deterministic effects. Only stochastic effects have to be considered

7.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Exposure to natural sources which subject to the requirements for existing exposure situations:

Residues from unregulated or poorly regulated past activities

Everyday commodities regardless of radionuclide concentration such as in food, animal feed, drinking water and construction materials

Public exposure to outdoor radon

Occupational exposure to cosmic radiation above Earth’s surface

Answer explanation

Public exposure to indoor radon and not outdoor radon was subjected to requirements for existing exposure situations

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