Lighting System_1

It is a type of fitting that is used to change direction.

• Connector

• Adaptor 

• Coupling

• Elbow

In Metric conversion, the equivalent of 150 mm into centimeters is____.

• 10cm

• 15cm

• 1000cm

• 1500cm

This type of switch is commonly used as main switch.

• circuit breaker

• key switch

• pull switch

• push button

It is a light source with a metal filament that glows with white heat.

• Incandescent lamp

• Fluorescent lamp

• Circular type fluorescent lamp

• Neon lamp

It is the type of switch used for controlling light in two locations.

• 2-way         

• 3-way

• 4-way

• 1-way         

It refers to the number of switches on a single mounting plate.

• Gang

• Path

• Pole

• Throw

A lightning Fixture consists of a glass tube containing mercury vapor (at a low pressure) and inert gas (like argon and krypton), where the interior is coated with phosphor, which glows or fluoresces when exposed to ultraviolet light.

• Incandescent lamp

• Fluorescent lamp

• Large lamp

• Neon lamp

These bulbs are generally used in automotive, aircraft, and appliances application.

• Fluorescent lamp

• Miniature lamp

• Large Lamp

• Photographic lamp

These bulbs are normally used for interior and exterior general and task lighting.

• Fluorescent lamp

• Miniature lamp

• Large Lamp

• Photographic lamp

What to do if you experience a constant flickering of the fluorescent lamp?

• First turn on and off the switch until it will give brighter light.

• Inspect visually the lamp tube for possible cracked or damage. If there is

  replace with new one.

• check first the starter and replace it with a new one.

• checked first the power source. Make sure that all power controls such as circuit breaker and switch are turned on.