The thickness of metallic shielding on cables is usually_______________?
Correct answer: A. 0.04 mm
- A. 0.04 mm
- B. 0.2 to 0.4 mm
- C. 3 to 5 mm
- D. 40 to 60 mm
Explanation
Metallic shielding is normally made from a very thin metal tape or layer, commonly about 0.04 mm thick. Values in millimetres such as 3 to 5 mm would be excessive for shielding.
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