📊 Non Destructive Testing and Evaluation
Q. Other factors being equal, which of the following transducers would have the greatest beam spread?
  • (A) A larger diameter transducer
  • (B) A smaller diameter transducer
  • (C) A higher frequency transducer
  • (D) None of the above has any effect
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✅ Correct Answer: (B) A smaller diameter transducer

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