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MCQs

Total Questions : 170 | Page 4 of 17 pages
Question 31. Which of the following represent a change of output voltage when load current is increased?
  1.    Line regulation
  2.    Load regulation
  3.    Current regulation
  4.    Voltage regulation
 Discuss Question
Answer: Option B. -> Load regulation
Answer: (b).Load regulation
Question 32. Which of the following generate output voltage much closer to true value?
  1.    True generator
  2.    Precision generator
  3.    Output generator
  4.    Accurate generator
 Discuss Question
Answer: Option B. -> Precision generator
Answer: (b).Precision generator
Question 33. Why zener diodes are provided in dc supply?
  1.    For forward conduction
  2.    For reverse conduction
  3.    For reference voltage
  4.    For increasing amplitude
 Discuss Question
Answer: Option C. -> For reference voltage
Answer: (c).For reference voltage
Question 34. Stability of output voltage is entirely depended on ______________
  1.    Stability of transformer
  2.    Stability of zener diode
  3.    Quality of wires
  4.    Capacitor values
 Discuss Question
Answer: Option B. -> Stability of zener diode
Answer: (b).Stability of zener diode
Question 35. For excellent stability, the zener diode is kept in temperature controlled 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 36. Which of the following is used for storing flag registers?
  1.    Status register
  2.    Control register
  3.    Buffer register
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Status register
Answer: (a).Status register
Question 37. What does this function represents?What Does This Function Represents?
  1.    u (t)
  2.    u (t-2)
  3.    u (t+2)
  4.    u (-t)
 Discuss Question
Answer: Option B. -> u (t-2)
Answer: (b).u (t-2)
Question 38. Which of the following function relate to stack?
  1.    Push and pop
  2.    Call and return
  3.    Both push pop and call return
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Push and pop
Answer: (a).Push and pop
Question 39. How will you represent given function?How Will You Represent Given Function?
  1.    u (t)
  2.    eᵃᵗ.u(t)
  3.    e⁻ᵃᵗ.u(t)
  4.    eᵃᵗ.r(t)
 Discuss Question
Answer: Option C. -> e⁻ᵃᵗ.u(t)
Answer: (c).e⁻ᵃᵗ.u(t)
Question 40. Identify the gate?Identify The Gate?
  1.    AND gate
  2.    INHIBIT gate
  3.    XOR gate
  4.    XNOR gate
 Discuss Question
Answer: Option B. -> INHIBIT gate
Answer: (b).INHIBIT gate

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