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Question 26 - H19-424_V1.0 discussion

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The following common obstacle signals have the least attenuation ()

A.
Metal (80mm)
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A.
Metal (80mm)
B.
Brick wall (120mm)
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B.
Brick wall (120mm)
C.
Bulletproof glass (120mm)
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C.
Bulletproof glass (120mm)
D.
Wooden door (40mm)
Answers
D.
Wooden door (40mm)
Suggested answer: D
asked 18/09/2024
Jennifer Okai Addey
36 questions
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