When the motion of the particles of a medium is parallel to the direction of propagation, the wave being transmitted is called a:

Related MCQs

• When the motion of the particles of a medium is transverse to the direction of propagation, the wave being transmitted is called a:
• An ultrasonic wave in which particle displacement is 90 degrees to the direction of wave propagation is called a:
• Waves whose particle displacement is parallel to the direction of propagation are called:
• Applying the theory of the ‘Right Hand Rule’, a longitudinal surface defect in a round bar is detected by ‘current passing in a direction parallel to the direction of expected defects’ because:
• A smooth flat discontinuity whose major plane is not perpendicular to the direction of sound propagation may be indicated by:
• When a longitudinal wave is incident upon an inclined interface and is refracted at ninety degrees, the angle of the incident longitudinal wave is called:
• The longitudinal wave incident angle at which the refracted shear wave angle equals ninety degrees is called:
• The longitudinal wave incident angle which results in formation of a rayleigh wave is called:
• The angle formed by an ultrasonic wave as it enters a medium of different velocity than the one from which it came and a line drawn perpendicular to the interface between the two media is called:
• The angle of a refracted shear wave generated as a sound wave passes at an angle through an acoustic interface is dependant on: