diesel electrical resistors

What is the primary function of a resistor in a circuit?

• To increase the flow of electrons

• To convert electrical energy into light

• To limit the flow of electrons and convert electrical energy into heat

• To act as a power source

How is resistance measured?

• Ohms

• Volts

• Watts

• Amps

What does the color coding on a resistor indicate?

• The power rating

• The resistance value

• The manufacturer

• The date of manufacture

Which resistor type is preferred for high tolerance and stability?

• Wire wound resistor

• Metal film resistor

• Carbon film resistor

• Carbon composite resistor

What type of resistor is commonly used for volume control?

• Thermistor

• Varistor

• Potentiometer

• Carbon composite resistor

What is a rheostat used for?

• Protecting circuits from voltage spikes

• Changing resistance based on light

• Controlling current in a circuit

• Measuring temperature

What happens when a fusible resistor is overloaded?

• It converts excess energy into light

• It increases its resistance

• It acts as a fuse and breaks the circuit

• It becomes a permanent conductor

How does a thermistor's resistance change?

• Remains constant regardless of temperature

• Increases with voltage

• Decreases with temperature for NTC

• Increases with light intensity

What is the purpose of a strain gauge?

• To control the flow of current

• To measure electrical resistance

• To act as a fuse in circuits

• To measure pressure or strain by changing resistance

What does a light dependent resistor do?

• Automatically adjusts resistance based on light exposure

• Changes resistance based on temperature

• Converts light into electrical energy

• Emits light when electric current passes through