MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Analytical Instrumentation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In Michelson s interferometer, the __________ of the detector output will depend upon the intensity of incoming radiation. |
| A. | Velocity |
| B. | Frequency |
| C. | Amplitude |
| D. | Phase |
| Answer» D. Phase | |
| 2. |
In Michelson s interferometer, the frequency of the detector output can be determined by translating the _________ of movable mirror and the ___________ of monochromatic radiation. |
| A. | Velocity, wavelength |
| B. | Thickness, intensity |
| C. | Length, velocity |
| D. | Angle, intensity |
| Answer» B. Thickness, intensity | |
| 3. |
In Michelson Interferometer, if the reflected and transmitted beams are in phase at the beam splitter, then maximum intensity will reach the detector. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Which of the following is not the function of the drive mechanism in Fourier Transform Infrared Spectrophotometer? |
| A. | Movement of mirror to obtain a satisfactory interferogram |
| B. | Acquire a good interferogram pattern |
| C. | Allow 50% of the beam to pass |
| D. | Keep the speed of the moving mirror constant |
| Answer» D. Keep the speed of the moving mirror constant | |
| 5. |
In the most widely used beam splitter, a thin film of ________ is sandwiched between two plates of low refractive index solid. Fill the blank with a suitable option. |
| A. | Mylar |
| B. | Silicon carbide |
| C. | Ferrous oxide |
| D. | Silver chloride |
| Answer» B. Silicon carbide | |