3 rd Assessment-Electronics

What is a sensor used for?

• A sensor is used to generate sound waves.

• A sensor is used to create energy.

• A sensor is used to store data permanently.

• A sensor is used to detect and measure physical properties.

What does a resistor do in a circuit?

• A resistor increases current flow in a circuit.

• A resistor acts as a power source in a circuit.

• A resistor stores electrical energy for later use.

• A resistor limits current and controls voltage in a circuit.

How do you read the color bands on a resistor?

• Read the first band for tolerance, the second for significant digits, and the last for multiplier.

• Use the color bands to determine the voltage rating of the resistor.

• Count the color bands from right to left for the correct values.

• Read the first two bands for significant digits, the third for multiplier, and the fourth for tolerance.

What is the purpose of a simple circuit?

• The purpose of a simple circuit is to allow electric current to flow and power devices.

• To increase resistance in a circuit

• To store electrical energy

• To create a permanent magnet

What is the difference between series and parallel circuits?

• Parallel circuits have a single path for current.

• Series circuits can have multiple paths for current.

• Series circuits have a single path for current, while parallel circuits have multiple paths.

• Series circuits are more efficient than parallel circuits.

Can you name a common light sensor?

• Photoresistor

• Ultrasonic sensor

• Infrared sensor

• Photodiode

What color represents the number 5 in the resistor color code?

• red

• green

• blue

• yellow

What is a breadboard used for in circuit design?

• A breadboard is used for storing components.

• A breadboard is used for prototyping electronic circuits.

• A breadboard is used for measuring voltage.

• A breadboard is used for baking bread.

What is the function of a capacitor in a circuit?

• A capacitor stores electrical energy for later use.

• A capacitor increases current flow in a circuit.

• A capacitor acts as a power source in a circuit.

• A capacitor converts AC to DC.

What is the purpose of a multimeter?

• A multimeter is used to measure resistance, voltage, and current.

• A multimeter is used to generate electrical signals.

• A multimeter is used to store electrical energy.

• A multimeter is used to amplify signals.