Q. A divergent sound beam is produced by:

  • (A) Concave mirror
  • (B) Convex mirror
  • (C) Convex lens
  • (D) None of the above
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✅ Correct Answer: (C) Convex lens

Published by Mr. Dubey ⭐ 109.99K Points at 21-Sep-2023 07:19 pm in Non Destructive Testing and Evaluation

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