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MCQs

Total Questions : 118 | Page 10 of 12 pages
Question 91. . Resistor tolerance is either printed on the component, or is provided by:
  1.    keyed containers
  2.    size
  3.    color code
  4.    ohmmeter reading
 Discuss Question
Answer: Option C. -> color code
Question 92. . How many joules of energy will a 10 W lamp dissipate in one minute?
  1.    10 joules
  2.    60 joules
  3.    600 joules
  4.    3600 joules
 Discuss Question
Answer: Option C. -> 600 joules
Question 93. . Resistance is:
  1.    the opposition to current flow accompanied by the dissipation of heat
  2.    symbolized by R, measured in ohms, and directly proportional to conductance
  3.    directly proportional to current and voltage
  4.    represented by the flow of fluid in the fluid circuit
 Discuss Question
Answer: Option A. -> the opposition to current flow accompanied by the dissipation of heat
Question 94. . A wire with a smaller cross-sectional area will produce:
  1.    less heat
  2.    more conductance
  3.    less resistance
  4.    more heat
 Discuss Question
Answer: Option D. -> more heat
Question 95. . If resistance decreases, then current will:
  1.    decrease
  2.    increase
  3.    remain the same
  4.    double
 Discuss Question
Answer: Option B. -> increase
Question 96. . A 22-gauge wire will have a diameter in mils of:
  1.    10.03
  2.    22.35
  3.    45.26
  4.    71.96
 Discuss Question
Answer: Option B. -> 22.35
Question 97. . Which type of test equipment is used to measure resistors?
  1.    ohmmeter
  2.    ammeter
  3.    voltmeter
  4.    watt meter
 Discuss Question
Answer: Option A. -> ohmmeter
Question 98. . Electrical equipment is protected against excessive current by a(n):
  1.    fusible wire link
  2.    insulated glass container
  3.    metal ended coil
  4.    circuit opener
 Discuss Question
Answer: Option A. -> fusible wire link
Question 99. . What property does an incandescent lamp possess?
  1.    cold resistance
  2.    hot resistance
  3.    ballast resistance
  4.    both cold and hot resistance
 Discuss Question
Answer: Option D. -> both cold and hot resistance
Question 100. . A good fuse will have:
  1.    zero ohms resistance
  2.    a medium resistance
  3.    a high resistance
  4.    an infinite resistance
 Discuss Question
Answer: Option A. -> zero ohms resistance

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