NDT Technician Interview Questions and Answers for Freshers

MT principal refers to the principles of Magnetic Particle Testing, a non-destructive testing method.

• MT is a non-destructive testing method used to detect surface and slightly subsurface discontinuities in ferromagnetic materials.

• The two principal methods of MT are the dry method and the wet method.

• The dry method involves applying dry magnetic particles to the surface being tested, while the wet method involves suspending the particles in a liquid carrier.

• The principles of MT...read more