Q. What apparatus is used to locate a submerged object?

  • (A) Radar
  • (B) Sonar
  • (C) Quasar
  • (D) Pulsar
✅ Correct Answer: (B) Sonar

Published by Mahesh Chandra ⭐ 7.32K Points at 10-Oct-2021 06:00 pm in Physics

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