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MCQs

Total Questions : 63 | Page 1 of 7 pages
Question 1. Find the Q factor when the voltage across the inductor is 2000V and the source voltage is 100V.
  1.    10
  2.    20
  3.    30
  4.    40
 Discuss Question
Answer: Option B. -> 20
Answer: (b).20
Question 2. What happens to the voltage across the capacitor when the Q factor increases?
  1.    Increases
  2.    Decreases
  3.    Remains the same
  4.    Becomes zero
 Discuss Question
Answer: Option A. -> Increases
Answer: (a).Increases
Question 3. Find the source voltage when the voltage across the inductor is 2000V and the Q factor is 20.
  1.    10V
  2.    200V
  3.    100V
  4.    90V
 Discuss Question
Answer: Option C. -> 100V
Answer: (c).100V
Question 4. What happens to the voltage across the inductor when the Q factor decreases?
  1.    Increases
  2.    Decreases
  3.    Remains the same
  4.    Becomes zero
 Discuss Question
Answer: Option B. -> Decreases
Answer: (b).Decreases
Question 5. The energy stored in the capacitor is of _________ nature.
  1.    Electrostatic
  2.    Magnetic
  3.    Neither electrostatic nor magnetic
  4.    Either electrostatic or magnetic
 Discuss Question
Answer: Option A. -> Electrostatic
Answer: (a).Electrostatic
Question 6. At bandwidth frequency range, the value of the current I is?
  1.    I=Im/2
  2.    I=Im²
  3.    I=Im
  4.    I=Im/√2
 Discuss Question
Answer: Option D. -> I=Im/√2
Answer: (d).I=Im/√2
Question 7. At bandwidth frequency range, the value of the voltage V is?
  1.    V=Vm/2
  2.    V=Vm²
  3.    V=Vm
  4.    V=Vm/√2
 Discuss Question
Answer: Option D. -> V=Vm/√2
Answer: (d).V=Vm/√2
Question 8. Find the value of current in the bandwidth range when the maximum value of current is 50A.
  1.    56.65A
  2.    35.36A
  3.    45.34A
  4.    78.76A
 Discuss Question
Answer: Option B. -> 35.36A
Answer: (b).35.36A
Question 9. At resonance, bandwidth includes the frequency range that allows _____ percent of the maximum current to flow.
  1.    33.33
  2.    66.67
  3.    50
  4.    70.7
 Discuss Question
Answer: Option D. -> 70.7
Answer: (d).70.7
Question 10. At resonance, bandwidth includes the frequency range that allows _____ percent of the maximum voltage to flow.
  1.    33.33
  2.    66.67
  3.    50
  4.    70.7
 Discuss Question
Answer: Option D. -> 70.7
Answer: (d).70.7

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