Echo Sound MCQs Quiz Online pdf eBooks Download

Learn echo sound MCQs, online A level physics MCQ for test prep. Medical imaging quiz has multiple choice questions (MCQ), echo sound quiz questions and answers as acoustic impedance of human skin is, answer key 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 to practice echo sound quiz online 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