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Mr. Dubey • 100.64K Points
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Q. A A disadvantage of using a high frequency ultrasonic transducer is:

  • (A) It provides a smaller beam angle and better resolving power
  • (B) It provides a larger beam angle and poorer resolving power
  • (C) It is scattered more by coarse grained material
  • (D) It is scattered less by coarse grained material
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