Electron and Ion Spectrometers MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Electron and Ion Spectrometers, a fundamental topic in the field of Analytical Instrumentation. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Electron and Ion Spectrometers MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Electron and Ion Spectrometers mcq questions that explore various aspects of Electron and Ion Spectrometers problems. Each MCQ is crafted to challenge your understanding of Electron and Ion Spectrometers principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Analytical Instrumentation tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Electron and Ion Spectrometers MCQs are your pathway to success in mastering this essential Analytical Instrumentation topic.

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Electron and Ion Spectrometers MCQs | Page 11 of 15

Q101.
Microwaves reflected back from the cavity are routed to which of the following?
Discuss
Answer: (d).Diode detector
Q102.
Which of the following routes are the microwaves entering from the klystron towards the cavity?
Discuss
Answer: (c).Circulator
Q103.
By introducing which of the following, signal-to-noise ratio can be improved?
Discuss
Answer: (a).Small amplitude field modulation
Q104.
Which of the following is adjusted as a fine control for frequency tuning?
Discuss
Answer: (c).Reflector voltage
Q105.
In basic ESR spectrometer, the cavity length is adjustable.
Discuss
Answer: (b).False
Q106.
The cavity resonant frequency should be equal to which of the following?
Discuss
Answer: (b).Klystron frequency
Q107.
When klystron frequency is close to the cavity resonant frequency, much less power is reflected from the cavity to the diode.
Discuss
Answer: (a).True
Q108.
From which of the following are electrons emitted in the klystron tube?
Discuss
Answer: (a).Cathode
Q109.
Which of the following is the operating frequency of the ESR spectrometer?
Discuss
Answer: (d).8.8 to 9.6 GHz
Q110.
At which of the following frequencies is the magnetic field at the sample modulated?
Discuss
Answer: (c).100 kHz