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MCQs

Total Questions : 96 | Page 9 of 10 pages
Question 81. . What is RT for a 12 k, a 4 k, and a 3 k resistor in parallel?
  1.    1.5 k
  2.    2 k
  3.    6.3 k
  4.    19 k
 Discuss Question
Answer: Option A. -> 1.5 k
Question 82. . What is RT for fifteen 2 M resistors all connected in parallel?
  1.    133 k
  2.    300 k
  3.    750 k
  4.    30 M
 Discuss Question
Answer: Option A. -> 133 k
Question 83. . As additional resistors are connected to a parallel circuit, the total resistance will ___.
  1.    increase
  2.    increase by the value of the resistor being connected
  3.    decrease
  4.    remain unchanged
 Discuss Question
Answer: Option C. -> decrease
Question 84. . An open resistor in parallel will cause the total ___ to increase.
  1.    voltage
  2.    current
  3.    resistance
  4.    power
 Discuss Question
Answer: Option C. -> resistance
Question 85. . An ammeter is connected in ______ with the branch resistor to measure branch current, and in ______ with the voltage supply to measure total parallel circuit current.
  1.    parallel, series
  2.    series, parallel
  3.    series, series
  4.    parallel, parallel
 Discuss Question
Answer: Option C. -> series, series
Question 86. . Circuit analysis should reveal that the largest resistance in a parallel circuit has the ______.
  1.    least current
  2.    most current
  3.    least voltage
  4.    most voltage
 Discuss Question
Answer: Option A. -> least current
Question 87. . An ammeter is connected in ______ with the branch resistor to measure branch current, and in ______ with the voltage supply to measure total parallel circuit current.
  1.    parallel, series
  2.    series, parallel
  3.    series, series
  4.    parallel, parallel
 Discuss Question
Answer: Option C. -> series, series
Question 88. . A parallel resistor's value that changes with age will cause a corresponding change in ______ .
  1.    branch current
  2.    branch voltage
  3.    both branch current and branch voltage
  4.    power supply voltage
 Discuss Question
Answer: Option A. -> branch current
Question 89. . A circuit is parallel between two points if ___ between those two points.
  1.    the voltage divides
  2.    more than one current path exists
  3.    all resistors are equal
  4.    there is only one current path
 Discuss Question
Answer: Option B. -> more than one current path exists
Question 90. . An ammeter is connected in ______ with the branch resistor to measure branch current, and in ______ with the voltage supply to measure total parallel circuit current.
  1.    parallel, series
  2.    series, parallel
  3.    series, series
  4.    parallel, parallel
 Discuss Question
Answer: Option C. -> series, series

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