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Echo Sound Quiz Questions and Answers 105 PDF Download

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Quiz on Echo Sound Worksheet 105Quiz PDF Download

Echo Sound Quiz

MCQ: Change in speed of ultrasound causes

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


Understanding Units Quiz

MCQ: Base unit among following is

  1. Newton
  2. Joule
  3. Candela
  4. Watt


Line Spectra Quiz

MCQ: When white light is passed through cool gases, spectra observed is called

  1. line spectra
  2. continuous spectra
  3. emission line spectra
  4. absorption line spectra


Modeling Gases - Kinetic Model Quiz

MCQ: If average kinetic energy of molecules is higher, then temperature of gas is

  1. high
  2. low
  3. zero
  4. infinite


Acceleration Calculations Quiz

MCQ: Force provided by breaking system of train if it is decelerating at rate of -3 ms-2 and having mass 10,000 kg is

  1. -30,000 N
  2. -40,000 N
  3. -50,000 N
  4. 30,000 N