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MCQs

Total Questions : 148 | Page 11 of 15 pages
Question 101. Klystron requires _______ for the klystron beam and up to _____ for the klystron reflector.
  1.    +400 V, -730 V
  2.    +650 V, -400 V
  3.    +200 V,-530 V
  4.    +180 V,-270 V
 Discuss Question
Answer: Option B. -> +650 V, -400 V
Answer: (b).+650 V, -400 V
Question 102. The klystron body is insulated from ground by an insulating gas casket.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 103. Which of the following removes residual harmonics from the phase-detected signal?
  1.    High-pass filter
  2.    Low-pass filter
  3.    Band-pass filter
  4.    Chopper
 Discuss Question
Answer: Option B. -> Low-pass filter
Answer: (b).Low-pass filter
Question 104. The 100 kHz oscillator acts as which of the following?
  1.    Transmitter
  2.    Receiver
  3.    Modulator
  4.    Transmitter and receiver
 Discuss Question
Answer: Option D. -> Transmitter and receiver
Answer: (d).Transmitter and receiver
Question 105. The oscilloscope is used to display the klystron mode.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 106. The kinetic energy of the photoelectron energies is dependent on _________ of the atom, which makes XPS useful to identify the oxide state.
  1.    Mass
  2.    Charge
  3.    Chemical environment
  4.    Volume
 Discuss Question
Answer: Option C. -> Chemical environment
Answer: (c).Chemical environment
Question 107. Electron spectroscopy is based on the ionization phenomenon.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 108. The kinetic energy of the ejected photoelectron is dependent upon the energy of which of the following?
  1.    Ions around
  2.    Photons around
  3.    Material
  4.    Impinging photon
 Discuss Question
Answer: Option D. -> Impinging photon
Answer: (d).Impinging photon
Question 109. ESCA gives sufficient chemical information up to a depth about ________ armstrong in metals.
  1.    5-20
  2.    15-40
  3.    40-100
  4.    100-200
 Discuss Question
Answer: Option A. -> 5-20
Answer: (a).5-20
Question 110. Ion etching techniques provides the depth profiling from the surface.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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