Question

Explain the ultrasonic test which is used to find deffects of welding

Answer 1

The ultrasonic contact pulse reflection technique is used. This system uses a transducer that changes electrical energy into mechanical energy. ... One of the most useful characteristics of ultrasonic testing is its ability to determine the exact position of a discontinuity in a weld.

Answer 2

Explanation:

1. it is the heat and the mass transfer over a moving on the pertinent information about vertical plate with a convective surface on the Boundary conditions of the business contributes to the well-being of the community...