Resistance

Resistance

The degree of obstacle presented by a material to the flow of electric current is known as resistance and is measured in ohms.

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Part of Speech: noun
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Industry/Domain: Electrical equipment
Category: Motors
Company: Baldor
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Related terms

resistance

Convention; Conferences

Extent to which an electrical conductor impedes a flow of current.

resistance

Weather; Meteorology

1. In general, any force that tends to oppose motion. 2. Same as drag. 3. In electricity, the opposition offered by a substance to the passage of an electric current; the ...

resistivity

Weather; Meteorology

The electrical resistance per unit length and per unit reciprocal cross-sectional area of a given material at a specified temperature. It is also possible to define the ...

resistant

Education; SAT vocabulary

Offering or tending to produce resistance.

resistive

Education; SAT vocabulary

Having or exercising the power of resistance.

resistance thermal detectors (RTD)

Electrical equipment; Motors

A resistance device used to measure temperature change in the motor windings to detect a possible over heating condition. These detectors would be embedded into the winding slot ...

bearing rtd

Electrical equipment; Motors

A probe used to measure bearing temperature to detect an overheating condition. The RTD's resistance varies with the temperature of the bearings.

reactance (inductive)

Electrical equipment; Motors

The characteristic of a coil, when connected to alternating current, which causes the current to lag the voltage in time phase. The current wave reaches its peak later than the ...

power code

Electrical equipment; Motors

Identifies the type of power supply providing power to a DC motor. Frequency, voltage, and type of rectifier configuration.

power factor

Electrical equipment; Motors

A measurement of the time phase difference between the voltage and current in an AC circuit. It is represented by the cosine of the angle of this phase difference. For an angle of ...

primary winding

Electrical equipment; Motors

That winding of a motor, transformer or other electrical device which is connected to the power source.

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