The following points highlight the four main factors to be considered while selecting lamps. The factors are: 1. Fitting Required for Filament Lamp 2. Lamp Connection Caps 3. Reflectors 4. Diffusers. Factor # 1. Fitting Required for Filament Lamp: Light fitting should be made of cold rolled annealed steel sheets duly oiled and picked against rust. Fitting for outdoor use [...]
The following points highlight the top eight types of lamps. The types are:- 1. Arc Lamps 2. Carbon Arc Lamp 3. Incandescent Lamps 4. Carbon Filament Lamps 5. Tungsten Filament Lamps 6. Gaseous Discharge Lamps 7. Metal Halide Lamp 8. Neon Lamp. Type # 1. Arc Lamps: In an arc lamp electric current is made to flow through two electrodes. [...]
In this article we will discuss about:- 1. Introduction on Halogen Lamp 2. Principle of Operation of Halogen Lamp 3. Safety 4. Handling Precautions. Introduction on Halogen Lamp: A halogen lamp (also called tungsten-halogen lamp or quartz halogen lamp) is an incandescent lamp wherein a tungsten filament is sealed into a small transparent envelope filled with a halogen gas such [...]
Learn about the comparison between filament lamps and fluorescent lamps. Comparison # Filament Lamp: 1. Simple, reliable and cheap. 2. Average life 1000 hrs. 3. Reddish Light. 4. Life is not affected by frequent switching. 5. No stroboscopic effect. 6. Voltage variations, which vary with the wattage, affect the temperature, efficiency and also the life. 7. Brightness is very high [...]
Here is an essay on ‘Compact Fluorescent Lamp (CFL)’ for class 7, 8, 9, 10, 11 and 12. Find paragraphs, long and short essays on ‘Compact Fluorescent (CFL)’ especially Written for school and college students. Essay on Compact Fluorescent Lamp Essay Contents: Essay on the Introduction to Compact Fluorescent Lamp Essay on the History of Compact Fluorescent Lamp Essay on [...]
Here is an essay on ‘LED Lamps’ for class 6, 7, 8, 9, 10, 11 and 12. Find paragraphs, long and short essays on ‘LED Lamps’ especially written for school and college students. Essay on LED Lamps Essay Contents: Essay on the Introduction to LED Lamp Essay on Light Technology used in LED Lamps Essay on Lamp Sizes and Bases [...]
Here is an essay on ‘Light-Emitting Diode (LED)’ for class 7, 8, 9, 10, 11 and 12. Find paragraphs, long and short essays on ‘Light-Emitting Diode (LED)’ especially written for school and college students. Essay on Light-Emitting Diode (LED) Essay Contents: Essay on the Introduction to Light-Emitting Diode (LED) Essay on the History of Light-Emitting Diode Essay on the Continuing [...]
In this article we will discuss about the functions of High Power LEDs (HPLEDs) with the help of a suitable diagram. High power LEDs (HPLED) can be driven at currents from hundreds of mA to more than an ampere, compared with the tens of mA for other LEDs. Some can emit over a thousand lumens. Since overheating is destructive, the [...]
In this article we will discuss about:- 1. Classification of Lamps 2. Insulation Resistance of a Lamp 3. Power Ratings of Different Types of Lamps 4. Relation between Lamp Voltage and Intensity of Illumination 5. Neon Night Lamp or Indicator Lamp 6. How a Gas-Discharge Lamp Glows 7. Cold Cathode and Hot Cathode Lamps and Other Details. Contents: Classification of [...]
The following points highlight the three main types of filament lamps used for domestic and commercial purposes. The types are: 1. Carbon Lamp 2. Metallic Filament Lamp 3. Coiled-Coil Lamp. Type # 1. Carbon Lamp: The filament used in this lamp is made of carbon. Carbon is of the nature of coal. Air is pumped out of the bulb. Owing [...]