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MCQs

Total Questions : 141 | Page 10 of 15 pages
Question 91. The bridge circuit can be used in _________
  1.    high voltage circuits
  2.    low power circuits
  3.    control circuits
  4.    digital integrated circuits
 Discuss Question
Answer: Option C. -> control circuits
Answer: (c).control circuits
Question 92. Wheatstone bridge consists of _________
  1.    4 resistive arms
  2.    2 resistive arms
  3.    6 resistive arms
  4.    8 resistive arms
 Discuss Question
Answer: Option A. -> 4 resistive arms
Answer: (a).4 resistive arms
Question 93. What are the physical parameters that are to be controlled when a bridge is used in control applications?
  1.    area and volume
  2.    mass and weight
  3.    pressure and temperature
  4.    current and voltage
 Discuss Question
Answer: Option C. -> pressure and temperature
Answer: (c).pressure and temperature
Question 94. In control applications, one arm of the bridge circuit contains a _________
  1.    capacitive element
  2.    resistive element
  3.    inductive element
  4.    impedance element
 Discuss Question
Answer: Option B. -> resistive element
Answer: (b).resistive element
Question 95. Commonly used D.C. bridges are _________
  1.    Schering and Anderson
  2.    Maxwell inductance and capacitance
  3.    DeSauty and Wagner
  4.    Wheatstone and Kelvin
 Discuss Question
Answer: Option D. -> Wheatstone and Kelvin
Answer: (d).Wheatstone and Kelvin
Question 96. A galvanometer is used as a _________
  1.    current source
  2.    voltage source
  3.    null detector
  4.    input impedance
 Discuss Question
Answer: Option C. -> null detector
Answer: (c).null detector
Question 97. The arm consisting of the standard known resistance R₃ is known as __________
  1.    standard arm
  2.    resistance arm
  3.    accurate arm
  4.    known arm
 Discuss Question
Answer: Option A. -> standard arm
Answer: (a).standard arm
Question 98. The arms consisting of the resistances R₁ and R₂ are called _________
  1.    resistance arms
  2.    impedance arms
  3.    source arms
  4.    ratio arms
 Discuss Question
Answer: Option D. -> ratio arms
Answer: (d).ratio arms
Question 99. Resistance R₄ is known as ________
  1.    standard resistance
  2.    unknown resistance to be measured
  3.    resistance arm
  4.    input resistance
 Discuss Question
Answer: Option B. -> unknown resistance to be measured
Answer: (b).unknown resistance to be measured
Question 100. The opposite two ends of a Wheatstone bridge consist of _________
  1.    voltage and current source
  2.    e.m.f and null detector
  3.    resistance and capacitance
  4.    inductance and impedance
 Discuss Question
Answer: Option B. -> e.m.f and null detector
Answer: (b).e.m.f and null detector

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