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MCQs

Total Questions : 162 | Page 11 of 17 pages
Question 101. When one of three series resistors is removed from a circuit and the circuit is reconnected, the current
  1.    decreases by the amount of current through the removed resistor
  2.    increases by one-third
  3.    decreases by one-third
  4.    increases
 Discuss Question
Answer: Option D. -> increases
Question 102. A series circuit consists of a 4.7 k, a 12 k, and a 2.2 k resistor. The resistor that has the most voltage drop is
  1.    the 4.7 k
  2.    impossible to determine from the given information
  3.    the 12 k
  4.    the 2.2 k
 Discuss Question
Answer: Option C. -> the 12 k
Question 103. Two resistors are in series: a 5.6 k resistor and a 4.7 k resistor. The voltage drop across the 5.6 k resistor is 10 V. The voltage across the 4.7 k resistor is
  1.    2.32 V
  2.    0 V
  3.    10 V
  4.    8.39 V
 Discuss Question
Answer: Option D. -> 8.39 V
Question 104. Three 680 resistors are connected in series with a 470 V source. Current in the circuit is
  1.    690 mA
  2.    23 mA
  3.    69 mA
  4.    230 mA
 Discuss Question
Answer: Option D. -> 230 mA
Question 105. There are five resistors in a given series circuit and each resistor has 6 V dropped across it. The source voltage
  1.    is 6 V
  2.    is 30 V
  3.    depends on the resistor values
  4.    depends on the current flow
 Discuss Question
Answer: Option B. -> is 30 V
Question 106. Five resistors are connected in a series and there is a current of 3 A into the first resistor. The amount of current into the second resistor is
  1.    4 A
  2.    1 A
  3.    3 A
  4.    0.3 A
 Discuss Question
Answer: Option C. -> 3 A
Question 107. If a 6 V and a 9 V source are connected series aiding, the total voltage is
  1.    6 V
  2.    9 V
  3.    15 V
  4.    3 V
 Discuss Question
Answer: Option C. -> 15 V
Question 108. A series circuit has a 24 V source and a total resistance of 120 . The current through each resistor is
  1.    200 mA
  2.    24 mA
  3.    20 mA
  4.    120 mA
 Discuss Question
Answer: Option A. -> 200 mA
Question 109. The total resistance of eight 5.6 k resistors in series is
  1.    5600
  2.    8
  3.    44800
  4.    4480
 Discuss Question
Answer: Option C. -> 44800
Question 110. A 12 V battery is connected across a series combination of 68 , 47 , 220 , and 33 . The amount of current is
  1.    326 mA
  2.    16.3 mA
  3.    32.6 mA
  4.    163 mA
 Discuss Question
Answer: Option C. -> 32.6 mA

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