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MCQs

Total Questions : 117 | Page 7 of 12 pages
Question 61. Range of an electrical instrument depends on __________
  1.    current
  2.    voltage
  3.    power
  4.    resistance
 Discuss Question
Answer: Option A. -> current
Answer: (a).current
Question 62. Moving coil instruments have a current and voltage rating of __________
  1.    100 A and 25 V
  2.    50 mA and 50 mV
  3.    75 nA and 100 μV
  4.    25 μA and 75 V
 Discuss Question
Answer: Option B. -> 50 mA and 50 mV
Answer: (b).50 mA and 50 mV
Question 63. A shunt can be used to measure large currents.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 64. Current terminals have a small current capacity.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 65. A shunt is a __________
  1.    very high resistance
  2.    medium resistance
  3.    very low resistance
  4.    high resistance
 Discuss Question
Answer: Option C. -> very low resistance
Answer: (c).very low resistance
Question 66. In a 1000/5 A C.T., the number of secondary turns would be ________
  1.    200
  2.    199 or 198
  3.    5
  4.    1000
 Discuss Question
Answer: Option B. -> 199 or 198
Answer: (b).199 or 198
Question 67. In a shell type of core, the windings are ________
  1.    in the form of the shell
  2.    shorted with the primary windings
  3.    not wound
  4.    placed on the central limb
 Discuss Question
Answer: Option D. -> placed on the central limb
Answer: (d).placed on the central limb
Question 68. Mumetal has ________
  1.    low permeability, high loss
  2.    high permeability, medium loss
  3.    medium permeability, high loss
  4.    high permeability, low loss
 Discuss Question
Answer: Option C. -> medium permeability, high loss
Answer: (c).medium permeability, high loss
Question 69. In the ring type of core, the secondary winding is ________
  1.    non-uniformly distributed over the core
  2.    shorted with the primary winding
  3.    uniformly distributed over the core
  4.    connected in the form of a ring
 Discuss Question
Answer: Option C. -> uniformly distributed over the core
Answer: (c).uniformly distributed over the core
Question 70. Perminder has __________
  1.    medium saturation point of permeability
  2.    low saturation point of permeability
  3.    no saturation point of permeability
  4.    high saturation point of permeability
 Discuss Question
Answer: Option D. -> high saturation point of permeability
Answer: (d).high saturation point of permeability

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