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Q: How ultraviolet lamps are used in detecting forged banknotes?
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Related questions

What light gets emitted by tanning lamps?

Ultraviolet light


What are the positive points of ulteraviolet rays?

Ultraviolet rays can be used as for fluorescent lamps as certain chemicals glow when they absorb ultraviolet. In fluorescent lamps, the sindide of the tube is coated with a white powder that gives off light when it absorbs ultraviolet. The ultraviolet is produced by passing a current through a gas in the tube.


What are two helpful effects of UV light?

Ultraviolet light produced by Ultraviolet lamps is used to kill bacteria on food and surgical tools.


What is another name for ultraviolet light?

Ultraviolet light is also known as UV light. Ultraviolet light is electromagnetic radiation wavelengths and is emitted in black lights, tanning lamps and sunlight.


What are some of the more common causes of ultraviolet radiation injuries?

sun lamps mercury vapor lamps snow blindness sun electric welders


What products are made by the electric lamp bulbs and tubes industry?

Important products of this industry include incandescent filament lamps, vapor and fluorescent lamps, photoflash and photoflood lamps, and electrotherapeutic lamp units for ultraviolet and infrared radiation.


Which type of wave from the electromagnetic spectrum are used in heat lamps and heat sensing devices?

Infrared waves from the electromagnetic spectrum are used in heat lamps and heat sensing devices.


When is a mineral is discribed as fluorescent?

A mineral is described as a fluorescent when light from ultraviolet lamps reacts with the chemicals of a mineral and causes the mineral to glow; this is called fluorescence.


Why are ultraviolet lamps used in disinfecting water from drinking fountains instead of ordinary incandescent bulbs?

They emit short wave UV that kills germs and many microorganisms.


Radio waves visible light from the sun infrared rays from the heat lamps the waves that heat food in a microwaveoven ultraviolet rays and x-rays are all considered types of?

plasmas


Where to find other tanning solutions?

A good way to sun tan yourself is to go to your local tanning clinic. Here, you can tan yourself under lamps which don't contain as much of the harmful ultraviolet rays that you get when exposed to sunlight. Your tanning assistant will tell you how long to stay under the lamps.


Is ultraviolet pool cleaning the same as ozone pool cleaning?

No Ultraviolet uses light Ozone uses O3 which is an oxygen molecule normally Oxygen exists as O2. O3 is corrosive Answer Ozone is produced by passing ambient air past UltraViolet lamps. This produces Ozone gas, which is injected into the water as an Oxidizer. Ozone reduces the need for Chlorine by 60-80% as it becomes the primary oxidizer for the water.