Which waves are used in sonography?

Related Mcqs:

1. Sound waves are _________ waves.

   A. Transverse
   B. Electromagnetic
   C. Longitudinal
   D. None of these

2. P Waves are also said to be __________ waves?

   A. Push-pull
   B. Side-side
   C. Up-down
   D. None of the above

   Submitted by: Rashid Mehmood

3. The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?

   A. red waves
   B. Infrared waves
   C. Ultrasonic
   D. super sonic
   E. None of these

4. The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________?

   A. Diatonic scale
   B. Fahrenheit Scale
   C. Richter scale
   D. Celsius Scale
   E. None of these

5. P-waves is a term associated with__________?

   A. Earthquakes
   B. Oceans
   C. Wind
   D. Rivers

   Submitted by: Asad Ullah Afridi

6. The process by which kidney stones are crushed with shock waves is called?

   A. Laparoscopy
   B. Dementia
   C. Lithotripsy
   D. None of these

   Submitted by: Mansoor Ahmed Suhag

7. Which of the following waves have smallest velocity in vacuum?

   A. Ultraviolet
   B. Sound
   C. Infra-Red
   D. Micro

   Submitted by: Malik Asghar Hussain

8. When sound waves travel from air to water which of the following quantities remains unchanged?

   A. Speed
   B. Frequency
   C. Intensity
   D. Wavelength

   Submitted by: Rashid Mehmood

9. Which types of waves are used in a night vision apparatus ?

   A. Radio Waves
   B. Micro Waves
   C. Infrared Waves
   D. Magnetic waves

   Submitted by: Haziq

10. Earthquake waves travel faster in __________?

    A. Water
    B. Flexibl rock
    C. Air
    D. Soil

    Submitted by: G.M Zuhrani