Quiz Resistor

What is the function of resistor?

• To store the electrical energy and give this energy again to the circuit when necessary

• To store the electrical energy and give this energy again to the circuit when necessary

• Stores energy in a magnetic field when electric current flows through it

• Allow electric flow in electric circuit.

Two types of resistors

• variable resistor

• mount resistor

• unvariable resistor

• fixed resistors

What is the resistor value for Brown Black Red?

• 100

• 1000

• 10

• 120

What is this part?

• Variable capacitor

• Potentiometer

• Resistor

• Capacitor

How to calculate the total resistance in a series circuit?

• R1=R2=R3

• 1/R1+1/R2+1/R3

• R1-R2-R3

• R1+R2+R3

What is the resistor value for Red Yellow Black?

• 24

• 140

• 240

• 2.4

How to calculate total resistance in parallel circuit?

• R1=R2=R3

• R1-R2-R3

• R1+R2+R3

• 1/R1+1/R2+1/R3

What is the unit of measurement for resistance?

• Voltage

• Ampere

• Ohm

• Watts

What is the color code for 820 ohms?

• Grey Red Brown

• Grey Blue Brown

• Grey Red Black

• White Black Black

What is the first step in measuring resistance in circuit?

• What is the first step in measuring resistance in circuit?

• Hit it with a hammer

• Pour water on it.

• Turn the power off.