Electronics Skill Quiz

Which of the following is not an electronic device?

• A mobile

• A computer

• A magnifying glass

• A keyboard

Which of the following is not a physical component of an electronic circuit?

• Capacitor

• Inductor

• Diode

• Temperature

Which voltage source converts chemical energy to electrical energy?

• Electrical generator

• Battery

• Solar cell

• Electronic power supply

A resistor has how many terminals?

• 1

• 2

• 3

• 4

Which type of current does the transformer in a 5V charger work with?

• Direct Current (DC)

• Alternating Current (AC)

• oth DC and AC

• Only a specific type of DC current

What is voltage also known as?

• Electric current

• Electric resistance

• Electric power

• Electric potential difference

Which of the following color codes represents the resistor value 680 ohms with a tolerance of ±5%?

• Red, Blue, Brown, Gold

• Blue, Gray, Brown, Silver

• Orange, Blue, Brown, Gold

• Green, Brown, Black, Gold

What is the primary purpose of a breadboard in electronics?

• To store components

• To permanently solder components in place

• To temporarily connect electronic components without soldering

• To provide power to the circuit

What is the main function of an LED?

• To convert light energy into electrical energy

• To emit light when current flows through it

• To store electrical energy

• To amplify signals

In which of the following applications are LEDs commonly used?

• Television displays

• Flashlights

• Traffic lights

• All of the above