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Mastering Immersion Methods and the Becke Line Phenomenon

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Mastering Immersion Methods and the Becke Line Phenomenon

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Questions and Answers

Which method is used to measure the refractive index (RI) of a particle immersed in a liquid of different refractive index?

Objective Distance

Diffraction Halo

Oblique Illumination

Becke Line (correct)

What happens to the Becke Line when the particle has a higher RI index than the medium?

Disappears

Moves toward the bright center (correct)

Moves away from the dark center

Stays in the same position

What happens to the Becke Line when the particle has a lower RI index than the medium?

Moves toward the bright center

Disappears

Stays in the same position

Moves away from the dark center (correct)

What is the purpose of Oblique Illumination in RI measurement?

<p>To create asymmetrical lighting</p> Signup and view all the answers

What is the name of the contrast that outlines a transparent, irregular particle immersed in a liquid of different refractive index?

<p>Becke Line</p> Signup and view all the answers

Mastering Immersion Methods and the Becke Line Phenomenon

Choose a study mode

Podcast

Questions and Answers

Which method is used to measure the refractive index (RI) of a particle immersed in a liquid of different refractive index?

What happens to the Becke Line when the particle has a higher RI index than the medium?

What happens to the Becke Line when the particle has a lower RI index than the medium?

What is the purpose of Oblique Illumination in RI measurement?

What is the name of the contrast that outlines a transparent, irregular particle immersed in a liquid of different refractive index?

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