Question: NON DESTRUCTIVE TEST 3 . When does total destructive interference occur with two ultrasonic waves? a . When two ultrasonic beams are transmitted in parallel

NON DESTRUCTIVE TEST
3.When does total destructive interference occur with two ultrasonic waves?
a. When two ultrasonic beams are transmitted in parallel
b. When the two ultrasonic waves are 180 out of phase
c. When the two ultrasonic waves are 360 out of phase
d. When the two ultrasonic waves are 90 out of phase
next question
4.In Phase Array terminology, 'pitch' refers to
a. The protective coating on the face of a transducer
b. The distance between adjacent element centres
c. The angle a wedge is machined to
d. The distance between adjacent elements

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mechanical Engineering Questions!

Q:

Developments in Technology Light is incident from air on the end face of a multimode optical fibre at angle of incidence as shown below. n n 1 2 The refractive indices of the core and cladding are...

Q:

Hey, you answered some questions a while ago but 5 of them were wrong. Is that possible for you make them right? Here are the questions: Red highlighting means wrong. QUESTION 1 An implication of the...

Q:

Hi, This subject is financial accounting, here is a short essay type question, approximately 5 paragraphs. ''Drawing on private interest theory, what powers do you believe the Australian Accounting...

Q:

14. 1Wave velocity and wavelength are related to the waves frequency and period by vw=m or vw=f3L true False 15. A transverse wave has a disturbance perpendicular to its direction of propagation....

Q:

Lab #13 Speed of Sound Purpose The purpose of this lab is to explore resonance to calculate the speed of sound in air Introduction A wave is a disturbance that travels through a medium, transporting...

Q:

Lab #13 Speed of Sound Purpose The purpose of this lab is to explore resonance to calculate the speed of sound in air Introduction A wave is a disturbance that travels through a medium, transporting...

Q:

Part 1: 7. Use the measured values and Figure 3 to use geometry of the experimental setup to calculate the angles Qmax m. 8. Note that the angle measurements are in radians when solving for an...

Q:

Direction. Select the BEST answer. Write the corresponding CAPITAL LETTER of your choice in a separate sheet of paper. Write E if you find no correct answer. Consider the figure in answering 1 - 4 B...

Q:

COMPUTE THE COST OF SCRAP FOR ZIMMER ORDER USING THE ATTACHED TEMPLATE KomTek (C) BAB094 demand had become highly variable. In addition, customers were requiring order lead-times of less than two...

Q:

9. The diagram below represents two waves traveling 14. The diagram below represents a transverse wave simultaneously in the same medium. At which of the traveling in a string. given points will...

Q:

While looking at Debt Restructuring, there is always the problem of reducing the amount owed, which creditors are most reluctant to do in this situation. They are more likely to agree to reducing the...

Q:

The following information is provided concerning the operations of Tolstoy Corporation for the current period: There are no inventories. Required: Make a flexible budget for Tolstoy Corporation....

Q:

All else being equal, as the compounding frequency increases, the present value of a lump sum will: Multiple Choice Increase Decrease

Q:

GF is a company that manufactures clothes for the fashion industry.The fashion industry is fast moving and consumer demand can change quickly due to the emergence of new trends.GF manufactures three...

Q:

Show how to calculate the number of iterations of a general Fortran 90- style do loop. Your code should be written in an assembler-like notation, and should be guaranteed to work for all valid bounds...

Q:

Suppose that the consumers preferences are given by the utility function U(C, l) = ln C + ln l,where > 0. Determine the consumers choice of consumption and leisure and interpret your solutions.

Q:

Describe in your own words how an aspirator works.

Q:

Construct a data set for which the paired t-test statistic is very large, but for which the usual two-sample or pooled t-test statistic is small. In general, describe how you created the data. Does...

Q:

Design a minimum-mass symmetric three-bar truss (the area of member 1 and that of member 3 are the same) to support a load P, as was shown in Fig. 2.9. The following notation may be used: Pu = P cos...

Q:

Documentation of the appraisal activities

Q:

Personal knowledge of and contact with each appraised individual

Q:

A rating instrument linked to job duties and responsibilities