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Subjects>Science>Natural Sciences

What is the difference between amps and volt-amps?

Anonymous

∙ 14y ago

Updated: 6/9/2024

Amps is a measure of current flowing in a circuit. Volt-Amps or (VA) is a measure of power and is equivalent to wattage for a pure resistive load.

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∙ 14y ago

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More answers

Amps (A) measure electrical current flow, while volt-amps (VA) measure apparent power in an electrical circuit, which is the combination of both real power (measured in watts) and reactive power. Essentially, amps refer to current, while volt-amps refer to total power.

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∙ 10mo ago

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Continue Learning about Natural Sciences

Are voltamps equal to watts?

Yes, in direct current (DC) circuits where the voltage and current are in phase, voltamps (VA) are equal to watts (W). However, in alternating current (AC) circuits where the voltage and current may not be in phase, the relationship between voltamps and watts can vary depending on the power factor of the load.

What is the difference between 220 amps and 240 amps?

The difference between 220 amps and 240 amps lies in their amperage ratings. 220 amps denotes a current capacity of 220 amperes, while 240 amps indicates a current capacity of 240 amperes. The higher the amperage, the greater the power capacity for electrical devices.

What is the primary difference between AMPS (or D-AMPS) cellular systems and the newer PCS mobile telephones?

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Does amps express the difference in energy?

No, amps (amperes) do not directly express the difference in energy. Amps measure electrical current, which is the flow of electric charge. Energy is typically measured in units such as joules or kilowatt-hours.

Watts equal to volt ampere?

In a direct current (DC) system, watts are equal to volt-amps. However, in an alternating current (AC) system, the relationship between watts and volt-amperes (VA) depends on the power factor of the system. The power factor is the cosine of the phase angle difference between the voltage and current waveforms.

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