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what is rotation of plane of polarization.

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Q: What is the function of polarimeter?
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Half shade polarimeter?

in this the one half of the polarimeter is made of glass and other half of the polarimeter is made of quartz


What is use of half shade polarimeter?

well a polarimeter is an instrument for measuring the polarization of light. But Ive never heard of a half shade polarimeter and nor has Google :D


What is the main drawback of laurent's half shade polarimeter?

only monochromatic light can be used in half shade polarimeter


Is there any arrangement which can work with white light in polarimeter?

Yes, a polarimeter can work with white light as long as the sample being analyzed does not absorb or alter the properties of the light passing through it. The polarimeter would need to be calibrated properly to account for any dispersion effects of white light.


What rhymes with perimeter?

altimeter polarimeter


How do you calculate the Least count of polarimeter?

0.1 degree


Give experiments on polarimeter?

Measure the specific rotation of a substance by passing polarized light through a sample of known concentration and observing the rotation of the light beam with a polarimeter. Determine the concentration of an unknown compound by comparing its specific rotation to a standard curve created with samples of known concentration. Investigate the influence of temperature, concentration, or solvent on the optical activity of a substance by conducting measurements with a polarimeter under various conditions.


What is the fundamental principle of polarimeter?

The fundamental principle of a polarimeter is based on the rotation of plane-polarized light as it passes through an optically active substance. By measuring the angle of rotation, the concentration or purity of the substance can be determined.


Purpose of adding NaOH to the mixture before taking the polarimeter reading?

Adding NaOH to the mixture before taking the polarimeter reading helps to neutralize any acidic impurities present in the sample, which could affect the accuracy of the polarimeter reading. This step ensures that the sample solution is free from any acidic interference, allowing for a more reliable optical rotation measurement.


How does a polarimeter work?

A polarimeter works by measuring the rotation of plane-polarized light as it passes through an optically active substance. The amount of rotation is proportional to the concentration and specific rotation of the substance in the sample. By comparing the amount of rotation with a standard, the concentration and purity of the substance can be determined.


How do you calibrate polarimeter?

To calibrate a polarimeter, first ensure the instrument is clean and free of any debris. Then, adjust the optical filters to zero the instrument by focusing on a sugar solution. Finally, rotate the polarizer until the analyzer shows the darkest reading to set the 0° position.


Why is sucrose use for polarimeter calibration?

Sucrose is used for polarimeter calibration because it is a standard reference material with a well-defined specific rotation value. By measuring the rotation of light passing through a sucrose solution of known concentration, the polarimeter can be calibrated to ensure accurate measurement of optical rotation in other samples.