Fluorescent lamp; Trouble shooting (quiz)

During the pre – heat procedures of fluorescent lamp, the flow of electric current will past to __________________.

• Ballast-filament-starter-filament

• Filament-starter-filament-ballast

• starter-filament-ballast-filament

• ballast-starter-filament

After the pre-heat bulb will glow this means that the flow of electric current are passing to ____________.

• Starter-filament-ballast-filament

• Ballast-filament-filament

• ballast-filament-starter-filament

• starter-filament-filament

Which of the following component is connected in series connection, which mean that if removed, lamp will not glow?

• Starter

• ballast

• bulb

• filament

If the new lamp fails to light within the first few days of operation, its possible cause is _________________.

• Leak in the lamp

• Sluggish starter

• impurities inside the lamp

• short circuit in the ballast

If the lamp fails to light, what is the possible cause?

• Blown fuse

• Defective starter

• isluggish starter

• impurities inside the lamp

Blinking or flickering of lamp are possible cause of ______________.

• Defective starter

• Defective ballast

• improper wiring

• impurities inside the lamp

Short life span of the lamp or early failure of lamp to light is possible cause of _____________________.

• Defective starter

• Impurities inside the lamp

• leak in the lamp

• short circuit in the ballast

Slow or erratic starting of the lamp is a possible cause of ________.

• Leak in the lamp

• Short circuit in the ballast

• sluggish starter

• impurities inside the lamp

What will happen to the fluorescent lamp If there is a leak in the lamp ?

• Blinking of bulb

• Slow starting of the lamp

• flickering of bulb

• lamp fails to light

What will happen to the lamp if there are poor contact between the bulb and bulb holders ?

• Blinking or flickering

• Failure of new light to light

• slow or erratic starting

• all of the above