Lesson 7 MFL Sensing Elements

Lesson 7 MFL Sensing Elements

Multiple Choice

The most popular electromagnetic method of detecting leakage fields is a:

• pickup coil

• hall effect sensor

• flux gate magnetometer

• magnetodiode

Multiple Choice

Hall effect sensors are:

• nonconductive material.

• ferromagnetic material.

• semiconductor material.

• paramagnetic material.

Multiple Choice

The leakage field can be divided into three orthogonal components: __ , tangential, and axial directions.

• normal

• longitudinal

• circular

• horzontial

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