A Problem with Many Clamp-On Ammeters Is That ____

question 4

Multiple Choice

A problem with many clamp-on ammeters is that ____.

• A) changing the turns ratio is limited to wrapping two turns of wire around the jaw of the ammeter
• B) their mid-range scale values are inaccurate
• C) they can have different range settings by changing the turns ratio of the secondary of the transformer
• D) their lowest scale value is too high to accurately measure low-current values

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Definitions:

Debris Flow

A fast-moving mass of loose mud, sand, soil, rock, and water that travels down slopes and valleys, often caused by heavy rain or rapid snowmelt.

Earth Flow

Earth flow, a type of mass wasting, involves the downslope movement of soil, sediment, or rock under the influence of gravity, often lubricated by water.

Rotational Slide

A type of landslip characterized by the rotation of rock or earth around a point or axis, often leading to a concave landslide shape.

Debris Flow

A rapid flow of water-laden masses of soil, rock, and organic matter down slopes, often triggered by heavy rainfall or rapid snowmelt.