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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. Check FAQs
I=SZ
I - Current?S - Complex Power?Z - Impedance?

Current using Complex Power Example

With values
With units
Only example

Here is how the Current using Complex Power equation looks like with Values.

Here is how the Current using Complex Power equation looks like with Units.

Here is how the Current using Complex Power equation looks like.

2.0972Edit=270.5Edit61.5Edit
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Current using Complex Power Solution

Follow our step by step solution on how to calculate Current using Complex Power?

FIRST Step Consider the formula
I=SZ
Next Step Substitute values of Variables
I=270.5VA61.5Ω
Next Step Convert Units
I=270.5W61.5Ω
Next Step Prepare to Evaluate
I=270.561.5
Next Step Evaluate
I=2.09723007410723A
LAST Step Rounding Answer
I=2.0972A

Current using Complex Power Formula Elements

Variables
Functions
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.
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.
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.
sqrt
A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.
Syntax: sqrt(Number)

Other Formulas to find Current

​Go Electric Current using Reactive Power
I=QVsin(Φ)
​Go Electric Current using Real Power
I=PVcos(Φ)
​Go Current using Power Factor
I=PcosΦV

Other formulas in Current 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 Current using Complex Power?

Current using Complex Power evaluator uses Current = sqrt(Complex Power/Impedance) to evaluate the Current, Current using Complex Power is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space. Current is denoted by I symbol.

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

FAQs on Current using Complex Power

What is the formula to find Current using Complex Power?
The formula of Current using Complex Power is expressed as Current = sqrt(Complex Power/Impedance). Here is an example- 2.09723 = sqrt(270.5/61.5).
How to calculate Current using Complex Power?
With Complex Power (S) & Impedance (Z) we can find Current using Complex Power using the formula - Current = sqrt(Complex Power/Impedance). This formula also uses Square Root (sqrt) function(s).
What are the other ways to Calculate Current?
Here are the different ways to Calculate Current-
  • Current=Reactive Power/(Voltage*sin(Phase Difference))OpenImg
  • Current=Real Power/(Voltage*cos(Phase Difference))OpenImg
  • Current=Real Power/(Power Factor*Voltage)OpenImg
Can the Current using Complex Power be negative?
Yes, the Current using Complex Power, measured in Electric Current can be negative.
Which unit is used to measure Current using Complex Power?
Current using Complex Power is usually measured using the Ampere[A] for Electric Current. Milliampere[A], Microampere[A], Centiampere[A] are the few other units in which Current using Complex Power can be measured.
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