Ultrasonic Waves that travel along the surface of a material and whose particle motion is
elliptical.
Rayleigh Waves (Surface/Love Waves)
In a material with a given velocity, when frequency is increased, the wavelength will __?
Decrease
Ultrasonic vibrations can be propagated only in ...
Ultrasonic vibrations are commonly used to: Examine materials for discontinuities, examine
materials for thickness, examine materials for mechanical properties, all of the above.
All of the above
Another name for a compressional wave:
Longitudinal Wave
Another name for Rayleigh Waves:
Surface Waves
When the motion of the particles of a medium is parallel to the direction of the propagation,
the wavelength transmitted is called a:
Longitudinal Wave
When the motion of the particles of a medium is transverse to the direction of the
propagation, the wavelength transmitted is called a:
Shear Wave
"25 million cycles per second" can also be stated as:
25 megahertz
A term used in ultrasonics to express the rate at which sound waves pass through various
substances is:
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