📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!
  • google app store apple app store
    • ✖

      Question

      The device used for locating submerged objects under sea

      is –
      A sonar Correct Answer Incorrect Answer
      B radar Correct Answer Incorrect Answer
      C laser Correct Answer Incorrect Answer
      D maser Correct Answer Incorrect Answer

      Solution

      Sonar (originally an acronym for Sound Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate,communicatewithordetectobjectson or under the surface of the water, such as other vessels. Sonar may be used as a means of acoustic location and of measurement of the echo characteristics of "targets" in the water.

      Practice Next
      More Physics Questions
      ask-question