Understanding Basic Circuit Concepts

What is the formula for Ohm's Law?

In a series circuit, if one component fails, what happens to the entire circuit?

• The circuit continues to work

• The circuit stops working

• Only the failed component stops working

• The voltage increases

Which of the following is a component of a circuit?

• Resistor

• Transformer

• Diode

• All of the above

If a circuit has a voltage of 12V and a current of 2A, what is the power consumed by the circuit?

• 6W

• 12W

• 24W

• 48W

Which of the following correctly describes the relationship between voltage and current in a circuit?

• Voltage is directly proportional to current

• Voltage is inversely proportional to current

• Voltage is equal to current

• Voltage is unrelated to current

• 1A

• 2A

• 3A

• 4A

• 1V

• 2V

• 3V

• 4V

Design a simple circuit diagram that includes a battery, a switch, and a light bulb. Explain the function of each component in the circuit.

• Battery provides power, switch controls the circuit, light bulb emits light

• Battery stores energy, switch emits light, light bulb controls the circuit

• Battery controls the circuit, switch provides power, light bulb stores energy

• Battery emits light, switch stores energy, light bulb provides power

Evaluate the effect of increasing the resistance in a circuit while keeping the voltage constant. What happens to the current?

• Current increases

• Current decreases

• Current remains the same

• Current becomes zero