LESSON 4
PRACTICE EXERCISE
The following items will test your grasp of the material covered in this lesson. There is only one correct
answer for each item. When you complete the exercise, check your answers with the answer key that
follows. If you answered any item incorrectly, study again that part of the lesson that contains the portion
involved.
Situation: Nuclear reports are received while you are working in the NBCC. You must evaluate, prepare,
and process the data for higher and lower headquarters.
1. When detailed processing of nuclear data is not required, for how many hours will a rough estimation
of H-hour and an assumption of standard decay be sufficient for evaluation purposes?
A.
2 to 4
B.
8 to 18
C.
6 to 18
D.
12 to 24
2. How must calculations be designated when made from data where the decay rate is assumed to be
standard?
A.
Estimate
B.
Actual
C.
Partial
D.
Preliminary
3. Evaluation of a radiological contamination hazard may be considered sufficient when which is known
or reliably estimated?
A.
When the time of entry is known.
B.
When the time of exit is known.
C.
When the time of stay is known.
D.
When the decay rate is known.
4. How many monitoring reports are required by the NBCC to determine H-hour?
A.
3
B.
6
C.
9
D.
12
4-13
CM2306
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