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MCQs

Total Questions : 35 | Page 1 of 4 pages
Question 1. Transistors act basically as voltage sources.
  1.    True
  2.    False
 Discuss Question
Answer: Option B. -> False
Question 2. Find RN for the circuit given.
  1.    34 Ω
  2.    68 Ω
  3.    120 Ω
  4.    154 Ω
 Discuss Question
Answer: Option D. -> 154 Ω
Question 3. What is the Thevenin equivalent (VTH and RTH) for the circuit given?
  1.    6.4 V, 422 Ω
  2.    6.4 V, 560 Ω
  3.    6.4 V, 680 Ω
  4.    30 V, 422 Ω
 Discuss Question
Answer: Option A. -> 6.4 V, 422 Ω
Question 4. Determine IN for the circuit consisting of VS, R1, R2, and R3 shown in the given circuit.
  1.    676 mA
  2.    245 mA
  3.    431 mA
  4.    75 mA
 Discuss Question
Answer: Option B. -> 245 mA
Question 5. Find the total current through R3 in the given circuit.
  1.    7.3 mA
  2.    5.5 mA
  3.    12.8 mA
  4.    1.8 mA
 Discuss Question
Answer: Option D. -> 1.8 mA
Question 6. Find the current through R2 of the given circuit.
  1.    30.7 mA
  2.    104 mA
  3.    74 mA
  4.    134 mA
 Discuss Question
Answer: Option D. -> 134 mA
Question 7. Find the current through R1 in the given circuit.
  1.    0.16 A
  2.    0.24 A
  3.    0.2 A
  4.    0.04 A
 Discuss Question
Answer: Option A. -> 0.16 A
Question 8. A 2 Ω RL is connected across a voltage source, VS, of 110 V. The source's internal resistance is 24 Ω. What is the output voltage across the load?
  1.    8.5 V
  2.    85 V
  3.    0 V
  4.    110 V
 Discuss Question
Answer: Option A. -> 8.5 V
Question 9. Referring to the given circuit, the voltage and current for the load resistor, RL, is
  1.    450 mV, 4.5 mA
  2.    4.50 V, 45 mA
  3.    4.50 V, 4.5 mA
  4.    450 mV, 45 mA
 Discuss Question
Answer: Option C. -> 4.50 V, 4.5 mA
Question 10. A 470 Ω RL is connected across a voltage source, VS, of 120 V. The source's internal resistance, RS, is 12 Ω. What is the output voltage across the load?
  1.    120 V
  2.    0 V
  3.    117 V
  4.    12 V
 Discuss Question
Answer: Option C. -> 117 V

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