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Choke has got two functions. Initially it raises the ac voltage to some 350 V so as to initiate the discharge of electricity through Mercury vapour. Once the discharge becomes activated then low voltage about 110 V is enough to maintain the discharge through mercury vapour. This is supplied by the same choke.

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14y ago
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7mo ago

A choke is a component used in a tubelight to regulate the flow of current to the fluorescent tube. It helps to limit the current during starting and stabilizes the current once the tube is lit, contributing to a steady and flicker-free light output. The choke also plays a role in protecting the tube from damage due to variations in the electrical supply.

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Q: Use of choke in tubelight
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Will the tubelight glow if the starter is removed?

No, the tubelight will not glow if the starter is removed. The starter is necessary to provide the initial surge of voltage needed to ionize the gas inside the tube and establish the electric arc that produces light. Without the starter, the circuit will not be able to function properly.


Why is an inductor called a choke?

An inductor is called a choke because it "chokes" or limits the flow of alternating current (AC) while allowing direct current (DC) to pass through. It acts as a choke to high-frequency signals, effectively blocking them while allowing DC or low-frequency signals to pass.


Why tubelight as cold source of light?

Tubelights are considered a cold source of light because they emit light through fluorescence. The fluorescent coating inside the tube absorbs ultraviolet light produced by the energized mercury vapor, causing the coating to fluorescence and emit visible light. This process does not produce excess heat compared to incandescent bulbs, making tubelights a cooler light source.


How does the tubelight on a vendor's cart work?

The tubelight on a vendor's cart works by using electricity to power a fluorescent tube that emits light when the current passes through it. The tube contains mercury vapor and phosphor coating, which produce ultraviolet light when energized. This UV light then interacts with the phosphor coating to produce visible light.


Which gas used in tube light?

The gas used in coloured light signs is Neon. The symbol for neon is Ne.

Related questions

What does a choke in a tubelight do?

it is used to increase the voltage


Is tube light run without choke?

No it will not. If you need increase the supply voltage and remove the choke.


What do you say for tubelight in Hindi?

tubelight


What is the word in Telugu for tubelight?

Vidyut prakasha parikaramu


Working of choke in tubelight?

The choke works as an inductor(filter) induced 850V to 1100V in starting,by strarter make and break of the circuit. After glowing the tube light choke work as inductance and provide 110v to circuit, here the function of starter comes. It helps the chocke to brek from the circuit and to 110v from 850V.thankining U "Nikki"


What word for tubelight in Hindi?

Tubelight : प्रकाश नलिका prakaash nalikaa


What says tubelight in sanskrit?

The word for "tubelight" in Sanskrit is "प्रकाशकठी" (prakāśakaṭhī).


Why does a tubelight buzz?

A tubelight buzzes because it is filled with an inert gas and some mercury.


What are the main parts of tubelight?

The main parts of a tubelight include a long glass tube, electrodes at each end, a filament or cathode, a small amount of mercury vapor, and a phosphor coating on the inside of the tube. When electricity passes through the electrodes, it excites the mercury vapor, which emits ultraviolet light. The phosphor coating then converts this ultraviolet light into visible light.


What are the common uses of inductors and transformers?

Inductor Use : i) As a Choke in Tubelight Circuit ii) In electronic filter circuits. Transformer Use : i) To step up / down voltage in Generetion, transmission , & distribution system ii) In Power Supply Units (Ac as well as DC) iii) Instrumentation ( for Voltage , Current measurement purpose)


Is choke panel use to close the hydraulic choke on the choke skids?

Yes


Is a tubelight luminous?

Yes, a tubelight is luminous because it emits light when an electric current passes through it.