πŸ“Š Non Destructive Testing and Evaluation
Q. An advantage of using lithium sulphate in search units it that:
  • (A) It is one of the most efficient generators of ultrasonic energy
  • (B) It is one of the most efficient receivers of ultrasonic energy
  • (C) It is insoluble
  • (D) It can withstand temperatures as high as 700ºC
πŸ’¬ Discuss
βœ… Correct Answer: (B) It is one of the most efficient receivers of ultrasonic energy

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