18 Impedance

Match

Match the following

Purely Capacitive Circuit

Purely inductive Circuit

Purely resistive Circuit

Impedance Circuits

• Purely Capacitive Circuit

• Purely inductive Circuit

• Purely resistive Circuit

• Impedance Circuits

Fill in the Blank

What is the Word that we use to remember the current position related to voltage when we talk about inductors and capacitor?

Math Response

A circuit is connected for an inductor which has a reactance of 20Ω and a capacitor which has a reactance of 11.5Ω

Type answer here

Correct Answer: 8.5

Deg^°

Rad

Math Response

A circuit is connected for an inductor which has a reactance of 5.67Ω and a capacitor which has a reactance of 8.34Ω

Type answer here

Correct Answer: 2.67

Deg^°

Rad

Math Response

A circuit has a total impedance of 34.5Ω and is connected to an inductor which has a total reactance of 19.75Ω what is the total reactance of the capacitor?

Type answer here

Correct Answer: 14.75

Deg^°

Rad

Multiple Choice

Which Equation would you use to work out the Capacitance Reactance?

Math Response

An inductor is installed on 230v 50Hz circuit and has a inductance of 6 mH what is the total Inductive reactance?

Whole number

Type answer here

Correct Answer: 1.884

Deg^°

Rad

Math Response

An capacitor is installed on 110v 100Hz circuit and has a 50mF capacitor what is the total capacitive reactance?

two decimal

Type answer here

Correct Answer: 0.03

Deg^°

Rad

Match

Match the following Equations

Inductor Reactance

Inductive Circuit

Capacitive Circuit

Combined Circuits

Capacitor Reactance

• Inductor Reactance

• Inductive Circuit

• Capacitive Circuit

• Combined Circuits

• Capacitor Reactance

Math Response

What is the reactance Value in a circuit which has 19Ω Resistor install and inductor which has a reactance of 23.4Ω and a capacitor with 8.9Ω reactance

Type answer here

Correct Answer: 14.5

Deg^°

Rad

Math Response

What is the impedance Value in a circuit which has 19Ω Resistor install and inductor which has a reactance of 3.8Ω and a capacitor with 10.2Ω reactance?

two nearest decimal

Type answer here

Correct Answer: 20.05

Deg^°

Rad

Math Response

A circuit operates at 110v and has current of 2.5a

it also has an inductor which has a reactance of 5.6Ω and a capacitor which has a reactance of 2.1Ω

what is the total impedance value for this circuit?

two nearest decimal

Type answer here

Correct Answer: 44.14

Deg^°

Rad

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Math Response

A circuit has an impedance of 101 Ω and a total resistance of 89Ω what is the power factor?

two nearest decimal

Type answer here

Correct Answer: 0.88

Deg^°

Rad

Math Response

What is the power factor of this circuit?

nearest 2 decimal

Type answer here

Correct Answer: 0.96

Deg^°

Rad

Math Response

What is the power factor of this circuit?

nearest 2 decimal

Type answer here

Correct Answer: 0.89

Deg^°

Rad