Question

How the cracks in machinery can be detected​

Answer 1

Explanation:

❥ Liquid penetrant testing, sometimes referred to as dye penetrant inspection, is one of the most commonly used surface crack detection methods. discontinuities that are open to the surface where the penetrant has been applied. ... Liquid penetrant testing is done with either "visible dye" or fluorescent dye.❥

Answer 2

Answer:

Hey student,

It simply just involves inducing electric currents inside the object being tested and then observing the electromagnetic response.

I hope you are clarified