Basic Electrical and Electronic Symbols Quiz

What is the purpose of a DC voltage source in electrical circuits?

• To provide a constant voltage output

• To decrease voltage levels

• To alternate current flow

• To store electrical energy

Which device is used to measure the electrical current?

• Ohmmeter

• Ammeter

• Voltmeter

• Inductor

What does an ohmmeter measure?

• Resistance

• Voltage

• Current

• Energy

Which component converts electrical energy to mechanical energy?

• Motor

• Capacitor

• Resistor

• Inductor

What is the primary function of a capacitor in electronic circuits?

• To break the circuit

• To convert energy

• To store electric charge

• To emit light

Which component acts like a switch for current in a circuit?

• LED

• Diode

• Resistor

• Capacitor

Which device is used to disconnect circuits?

• Fuse

• Switch

• Capacitor

• LED

What is the role of a fuse in an electrical circuit?

• To protect from overcurrent

• To emit light

• To store energy

• To measure voltage

What is the primary use of a circuit breaker?

• To protect from overcurrent

• To store energy

• To emit light

• To measure current

What is the function of a light-dependent resistor?

• To emit light

• To change resistance based on light

• To store charge

• To protect circuits