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Mr. Dubey • 51.47K Points
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Q.) The divergence of an ultrasonic beam is dependant on:

(A) Transducer wavelength and diameter
(B) Test specimen density
(C) The sound wave's angle of incidence
(D) The degree of damping of the ultrasonic transducer
Correct answer : Option (A) - Transducer wavelength and diameter

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