Led glowing with resistor

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1. What is the primary function of a resistor in an LED circuit?

• a) To generate light
• b) To protect the LED from excessive current
• c) To store energy
• d) To control the color of the LED

2. Which side of the LED is typically longer and serves as the anode (positive terminal)?

• a) The shorter side
• b) The side with a flat edge
• c) The side with a rounded edge
• d) It varies depending on the LED

3. How is a resistor connected in series with an LED in a simple circuit?

• a) It is connected between the anode and cathode of the LED.
• b) It is connected in parallel with the LED.
• c) It is connected to the breadboard but not to the LED.
• d) It is not needed in an LED circuit.

4. What is the purpose of the breadboard in an LED circuit?

• a) To provide a platform for slicing bread
• b) To connect and secure components in the circuit without soldering
• c) To store energy for the LED
• d) To act as a display for the LED

5. In a battery-powered LED circuit, which part of the battery connects to the anode of the LED?

• a) The positive terminal
• b) The negative terminal
• c) The top of the battery
• d) The bottom of the battery

6. What type of battery is commonly used in small LED circuits?

• a) Car battery
• b) AAA or AA alkaline battery
• c) Solar-powered battery
• d) Laptop battery