Introduction to lighting systems

What does voltage represent in a light bulb circuit?

• The amount of light produced

• The pressure in the circuit

• The color of the light

• The size of the bulb

Why is it important to use the correct type and wattage of bulb?

• To avoid damaging the wiring

• To change the color of the light

• To make the bulb last longer

• To save energy

What is the best way to compare the light output of different bulbs?

• By checking the voltage

• By measuring the lumens

• By comparing the size

• By looking at the wattage

What does a lower Kelvin number indicate about a bulb's light?

• The light is cooler

• The light is dimmer

• The light is brighter

• The light is warmer

What does the 'H' in a bulb identifier typically stand for?

• Heavy-duty bulb

• Halogen type bulb

• Heat-resistant bulb

• High-intensity bulb