PT L2 practice test

PT L2 · Question 1 of 2560:00

Review PT Principles

Which penetrant property most decides whether it can enter a very tight crack at all?

Press A-D or 1-4 to choose an answer while this question is on screen.

Good wetting ability (low contact angle)High viscosity, so it stays in the opening longerHigh specific gravity, so it sinks into openingsA deep red color for better contrast

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Every question is original and written to American Society for Nondestructive Testing's published content outline, and every explanation cites the code section or source it relies on. Expert-reviewed: every question was checked by an NDT professional with 18 years in the industry (Oct 20, 2026).