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ICSE Class 10 Physics Question 6 of 27

Solved Sample Paper 3 — Question 20

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20
Question

Question 2(v)

(a) Name the two major parts of a SONAR.

(b) Name the type of vibrations produced in the given case: A freely suspended pendulum vibrating about its mean position.

Answer

(a) The two parts of SONAR are

  1. Transmitter (for emitting ultrasonic waves)
  2. Receiver (for detecting ultrasonic waves)

(b) Free vibrations