Q. On the area-amplitude ultrasonic standard test blocks, the flat-bottomed holes in the blocks are:

(A) All of the same diameter
(B) Different in diameter, increasing by 1/64 inch increments from the No. 1 block to the No. 8 block
(C) Largest in the No. 1 block and smallest in the No. 8 block
(D) Drilled to different depths from the front surface of the test block

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✅ Correct Answer: (B) Different in diameter, increasing by 1/64 inch increments from the No. 1 block to the No. 8 block

Published by Mr. Dubey ⭐ 109.99K Points at 21-Sep-2023 07:20 pm in Non Destructive Testing and Evaluation

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