Basic Electronic Components Used In Robotics Assessment

What is the main purpose of a breadboard in robotics?

• To power the circuit
• To store electronic components
• To make circuits before creating a PCB
• To connect sensors only

What does a resistor do in a circuit?

• Increases the flow of current
• Offers resistance to the flow of current
• Converts AC to DC
• Stores electrical energy

Which of the following is a type of variable resistor?

• Potentiometer
• Capacitor
• Diode
• Transistor

What happens to the resistance of an LDR when exposed to light?

• It increases dramatically
• It remains the same
• It decreases dramatically
• It becomes infinite

What is the primary function of a capacitor?

• To amplify signals
• To store electrical charge
• To provide resistance
• To convert voltage

What is the typical forward voltage for an LED?

• 1V
• 2V
• 3V
• 5V

What type of diode is used to maintain a fixed voltage in reverse bias?

• Regular diode
• Zener diode
• Light-emitting diode
• Photodiode

Which component is used to convert AC to DC?

• Capacitor
• Transformer
• Bridge rectifier
• Resistor

What does a voltage regulator do?

• Increases voltage
• Decreases voltage
• Maintains a stable output voltage
• Converts AC to DC

What is the purpose of a transformer in a power supply?

• To store energy
• To regulate voltage
• To change voltage levels
• To provide resistance