Echo Sound MCQs Quiz Online PDF Download

Learn echo sound MCQs, A level physics MCQ test for online learning. Medical imaging quiz has multiple choice questions (MCQ), echo sound quiz questions and answers to practice as acoustic impedance of human skin is, answer key help with choices as 1.65 × 106 kg m² s-1, 1.71 × 106 kg m-2 s-1, 2 × 106 kg m-2 s-1 and 2 × 107 kg m-3 s-2 problem solving for viva, competitive exam preparation, interview questions. Free study guide is for online learning echo sound quiz with MCQs to practice test questions with answers.

MCQs on Echo Sound Quiz PDF Download

MCQ. Acoustic impedance of human skin is

  1. 1.65 × 106 kg m² s-1
  2. 1.71 × 106 kg m-2 s-1
  3. 2 × 106 kg m-2 s-1
  4. 2 × 107 kg m-3 s-2

B

MCQ. With gel between skin and transducer percentage of reflected intensity of ultrasonic is

  1. 0.03%
  2. 0.05%
  3. 0.06%
  4. 0.08%

A

MCQ. Acoustic impedance is defined as

  1. ρ⁄c
  2. ρc
  3. c⁄ρ
  4. ρ+c

B

MCQ. Change in speed of ultrasound causes

  1. reflection
  2. diffraction
  3. refraction
  4. image

C