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Impedance (Z), in electrical devices, refers to the amount of opposition faced by the direct or alternating current when it passes through a conductor component, circuit, or system. Check FAQs
Z=SI2
Z - Impedance?S - Complex Power?I - Current?

Impedance given Complex Power and Current Example

With values
With units
Only example

Here is how the Impedance given Complex Power and Current equation looks like with Values.

Here is how the Impedance given Complex Power and Current equation looks like with Units.

Here is how the Impedance given Complex Power and Current equation looks like.

61.3379Edit=270.5Edit2.1Edit2
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Impedance given Complex Power and Current Solution

Follow our step by step solution on how to calculate Impedance given Complex Power and Current?

FIRST Step Consider the formula
Z=SI2
Next Step Substitute values of Variables
Z=270.5VA2.1A2
Next Step Convert Units
Z=270.5W2.1A2
Next Step Prepare to Evaluate
Z=270.52.12
Next Step Evaluate
Z=61.3378684807256Ω
LAST Step Rounding Answer
Z=61.3379Ω

Impedance given Complex Power and Current Formula Elements

Variables
Impedance
Impedance (Z), in electrical devices, refers to the amount of opposition faced by the direct or alternating current when it passes through a conductor component, circuit, or system.
Symbol: Z
Measurement: Electric ResistanceUnit: Ω
Note: Value can be positive or negative.
Complex Power
Complex Power is basically the representation of electrical power in the form of complex numbers.
Symbol: S
Measurement: PowerUnit: VA
Note: Value can be positive or negative.
Current
Current or AC is an electric current which periodically reverses direction and changes its magnitude continuously with time in contrast to direct current which flows only in one direction.
Symbol: I
Measurement: Electric CurrentUnit: A
Note: Value can be positive or negative.

Other Formulas to find Impedance

​Go Impedance given Complex Power and Voltage
Z=V2S

Other formulas in Impedance category

​Go Capacitance for Parallel RLC Circuit using Q Factor
C=LQ||2R2
​Go Capacitance for Series RLC Circuit given Q Factor
C=LQse2R2
​Go Capacitance given Cut off Frequency
C=12Rπfc
​Go Capacitance using Time Constant
C=τR

How to Evaluate Impedance given Complex Power and Current?

Impedance given Complex Power and Current evaluator uses Impedance = Complex Power/(Current^2) to evaluate the Impedance, Impedance given Complex Power and Current refers to the amount of opposition faced by the direct or alternating current when it passes through a conductor component, circuit, or system. Impedance is denoted by Z symbol.

How to evaluate Impedance given Complex Power and Current using this online evaluator? To use this online evaluator for Impedance given Complex Power and Current, enter Complex Power (S) & Current (I) and hit the calculate button.

FAQs on Impedance given Complex Power and Current

What is the formula to find Impedance given Complex Power and Current?
The formula of Impedance given Complex Power and Current is expressed as Impedance = Complex Power/(Current^2). Here is an example- 61.33787 = 270.5/(2.1^2).
How to calculate Impedance given Complex Power and Current?
With Complex Power (S) & Current (I) we can find Impedance given Complex Power and Current using the formula - Impedance = Complex Power/(Current^2).
What are the other ways to Calculate Impedance?
Here are the different ways to Calculate Impedance-
  • Impedance=(Voltage^2)/Complex PowerOpenImg
Can the Impedance given Complex Power and Current be negative?
Yes, the Impedance given Complex Power and Current, measured in Electric Resistance can be negative.
Which unit is used to measure Impedance given Complex Power and Current?
Impedance given Complex Power and Current is usually measured using the Ohm[Ω] for Electric Resistance. Megohm[Ω], Microhm[Ω], Volt per Ampere[Ω] are the few other units in which Impedance given Complex Power and Current can be measured.
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