Electronic Component (Resistor)

The component shown in the figure next is

• Variable resistor

• fixed resistor

• coil

• capacitor

The component shown in the figure

• capacitor

• fixed resistor

• coil

• variable resistor

What is the nominal resistance of a resistor which color code is:-

orange-white-brown

• 480 Ω

• 390 Ω

• 380 Ω

• 400 Ω

A resistor with the color code ( Orange Orange Orange     Silver ) will have a resistance of :

• 330 Ω

• 3300 Ω

• 3 3  KΩ

• 0.33 Ω

A resistor with the color code ( Red  Brown  Orange Silver ) will have a resistance of :

 

• 2100 Ω

• 210 0000 Ω

• 21MΩ

• 21K Ω

A resistor with the color code ( Red  Red  Red  Silver ) will have a resistance of :

• 220 Ω

• 2200 Ω

• 22 Ω

• 0.22 Ω

A 10 KΩ resistor with 20% tolerance will have the following color code

• Red Blue Blue None

• Brown Black Orange None

• Red Blue Orange None

• Red Blue Silver None

The Color Code for Resistor Value 470 Ω  ± 5 %

• Yellow - Violet   - Brown  - Silver

• Yellow - Violet   - Black  - Silver

• Yellow - Violet   - Brown  - Gold

• Violet  - Yellow  - Brown  - Silver

Identify the Digital Multimeter measuring mode from the picture shown

• AC Voltage

• AC Current

• DC Voltage

• DC Current

This device in picture is

• Smoke Absorber

• smoke sensor

• heat sensor

• fire alarm