Discussion
Assertion (A): A conductive mesh is incorporated into the outer surface of a composite aircraft.
Reason (R): Carbon composite conducts far less well than an aluminium skin.
Select the correct answer from the options below.
Answer: B
Both are true and the second explains the first. Without a conduction path a lightning strike deposits its energy locally and can burn through the laminate, so the mesh or foil provides the route an aluminium skin would have offered naturally.
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