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Free Exam: PIR's from A to Z

Number of Questions in Test: 22
Number of Questions in Preview: 5
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Question 1

PIR's can't 'see'

Type: Multiple choice
Points: 1
Randomize answers: No

Question 2

The travel characteristics of infrared radiation are most similar to_______

Type: Multiple choice
Points: 1
Randomize answers: No

Question 3

[img]http://www.globalsecurity.org/military/library/policy/army/fm/44-18-1/Fig3-1.gif[/img]

Which is not a characteristic of IR energy?

Type: Multiple choice
Points: 1
Randomize answers: No

Question 4

Which is not a factor in determining zone size?

Type: Multiple choice
Points: 1
Randomize answers: No

Question 5

If a zone is 2'x1' at 40 feet, its size at 20 feet will be______

Type: Multiple choice
Points: 1
Randomize answers: No

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