Basic ESR Spectrometer Online Exam Quiz
Basic ESR Spectrometer GK Quiz. Question and Answers related to Basic ESR Spectrometer. MCQ (Multiple Choice Questions with answers about Basic ESR Spectrometer
An example of biosensor, urea electrode makes use of which of the following electrodes?
Options
A : Carbon dioxide electrode
B : Ammonia electrode
C : Fluoride electrode
D : Ammonium electrode
At which of the following frequencies is the magnetic field at the sample modulated?
Options
A : 1 kHz
B : 10 kHz
C : 100 kHz
D : 1000 kHz
By introducing which of the following, signal-to-noise ratio can be improved?
Options
A : Small amplitude field modulation
B : Large amplitude field modulation
C : Small amplitude field attenuation
D : Large amplitude field attenuation
From which of the following are electrons emitted in the klystron tube?
Options
A : Cathode
B : Anode
C : Grid
D : Reflector electrode
Given below is the diagram of Klystron tube. Identify the component.^
Options
A : Cathode
B : Anode
C : Grid
D : Reflector electrode
In basic ESR spectrometer, the cavity length is adjustable.
Options
A : TRUE
B : FALSE
C : -
D : -
Microwave frequency can be tuned over a small range by adjusting the distance between which of the following?
Options
A : Cathode and anode
B : Anode and the reflector
C : Cathode and the reflector
D : Cathode and grid
Microwaves are generated by __ and the power level is adjusted with the __
Options
A : Triode, rectifier
B : Pentode, attenuator
C : Klystron tube, attenuator
D : Diode, rectifier
Microwaves reflected back from the cavity are routed to which of the following?
Options
A : Attenuator
B : Klystron
C : Load
D : Diode detector
The cavity resonant frequency should be equal to which of the following?
Options
A : Frequency of electric field
B : Klystron frequency
C : Frequency of magnetic field
D : Mechanical frequency
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