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Is sodium lamp a monochromatic source?
sodium light is not monochromatic but we consider it because sodium light is made up of two wavelengths i.e dichromatic having little difference in their values (5890 and 5896 A) n we take their mean value (5893 A)...........
Can you use a sodium lamp for finding dispersive power of prism?
No, sodium lamps emit monochromatic light, which is not suitable for finding the dispersive power of a prism. To determine the dispersive power of a prism, you need light that contains multiple wavelengths. White light, such as from a sunlight or incandescent lamp, is typically used for this purpose.
Why a sodium vapour lamp gives pink colour followed by yellow?
This could be due to the fact that a sodium vapour lamp contains neon gas and when a current is passed through the two electrodes in the lamp the neon gas becomes ionised and shines red until vapourisation occurs and the sodium cause the typical characterised yellow.
Who invented sodium vapor lamp?
Peter Cooper Hewitt (May 5, 1861 - August 25, 1921) was an American electrical engineer who demonstrated the mercury-vapor lamp, for which he deposited a patent.
Why sodium lamp is prefer on white lamp during night?
Sodium lamps are preferred over white lamps at night because they emit a warm, soft light that is less harsh on the eyes and causes less light pollution. Sodium lamps also have a longer lifespan and are more energy-efficient compared to white lamps, making them a more cost-effective option for outdoor lighting.
Is sodium lamp monochromatic?
No, sodium lamps are not monochromatic. They emit a broad spectrum of light, with a characteristic yellow-orange color due to the dominant emission of spectral lines in the yellow region.
What will be the resulting spectrum if use a monochromatic light instead of sodium vapour lamp in diffraction grating?
If monochromatic light is used instead of a sodium vapor lamp in a diffraction grating experiment, the resulting spectrum will contain a single wavelength with evenly spaced interference fringes. This is because monochromatic light consists of only one specific wavelength, resulting in a clear and distinct pattern of interference.
Is sodium lamp a monochromatic source?
sodium light is not monochromatic but we consider it because sodium light is made up of two wavelengths i.e dichromatic having little difference in their values (5890 and 5896 A) n we take their mean value (5893 A)...........
Why you use sodium lamp in polarimeter?
Sodium lamps are used in polarimeters because they emit a monochromatic light with a wavelength of 589 nm, which is the sodium D line. This specific wavelength is ideal for measuring optical rotation in substances because it enables accurate and consistent readings. By using a sodium lamp, polarimeters can ensure reliable and precise results in determining the optical activity of a sample.
Is the light from an incandescent lamp monochromatic?
No, an incandescent bulb i.e. a bulb that emits light by the generation of heat, emits white light and is therefore not monochromatic. For a source to be monochromatic, the light emitted must be of a single wavelength.
Why should we use sodium lamp for light sensitive materials?
Sodium lamps only give monochromatic yellow light and so inhibit color vision at night, and cause less light pullution. You can get more details at blmall.com.
What is monochromatic in physics terms?
In physics, monochromatic refers to light that consists of only one wavelength. This means that the light is of a single color with a specific frequency. Monochromatic light is often used in experiments and applications that require precise and controlled wavelengths.
Can you use a sodium lamp for finding dispersive power of prism?
No, sodium lamps emit monochromatic light, which is not suitable for finding the dispersive power of a prism. To determine the dispersive power of a prism, you need light that contains multiple wavelengths. White light, such as from a sunlight or incandescent lamp, is typically used for this purpose.
What type of light source is typically used in a polarimeter to measure the rotation of polarized light?
A polarimeter typically uses a monochromatic light source, such as a sodium lamp or a laser, to measure the rotation of polarized light.
Is hydrogen light a monochromatic source?
Hydrogen light is not completely monochromatic as it consists of multiple spectral lines. However, the most prominent and widely used line is the hydrogen-alpha line at a wavelength of approximately 656.3 nm, which is often used in astronomy and other scientific applications.
Which s the most monochromatic light?
Monochromatic light is light composed of a single wavelength. One example of monochromatic light is the laser, which emits light of a very specific color or wavelength, making it highly monochromatic.
Is mercury lamp is monochromatic source of light?
No, mercury lamps emit light of multiple wavelengths, not just one specific wavelength, making them non-monochromatic sources of light.
