Which of the following parts is the primary determinant of an instrument's wavelength range or limit? Monochromator Source Beam splitter detector

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Choose the correct answer from the given bullet points:

  1. Which of the following parts is the primary determinant of an instrument's wavelength range or limit?
  • Monochromator
  • Source
  • Beam splitter
  • detector

answer:

2. Which of the following parts is responsible for the ability of an instrument to measure transmitted light from the reference and sample cells simultaneously?

  • Source
  • Beam splitter
  • diffraction grating
  • Prism

answer: 

3. Which of the following situations will not lead to a negative absorbance reading?

  • light pass through the opaque side of the blank cuvette and transparent side of the sample cuvette
  • light passes through the transparent side of the blank cuvette and opaque side of the sample cuvette
  • the instrument was not properly calibrated with the blank solution
  • the sample and blank solutions were swapped

answer: 

4. Path length refers to the

  • Length of the sample holder
  • Distance that the light traveled to pass through the sample
  • Distance between the light source and the detector
  • Width of the sample holder

answer: 

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