Measurement Of Inductance And Capacitance(Electrical Measurement And Instrumentation ) Questions and Answers

Question 1. Anderson’s bridge makes use of a variable capacitance.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
Explanation:-
Answer: Option B. -> False
Answer: (b).False
Question 2. Bridge balance equations are ________
  1.    easy to derive
  2.    independent of the components
  3.    complex in nature
  4.    real in nature
Explanation:-
Answer: Option C. -> complex in nature
Answer: (c).complex in nature
Question 3. Components in an Anderson’s bridge are ________
  1.    less
  2.    zero
  3.    intermediate
  4.    more
Explanation:-
Answer: Option D. -> more
Answer: (d).more
Question 4. Anderson’s bridge is very basic.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
Explanation:-
Answer: Option B. -> False
Answer: (b).False
Question 5. Anderson’s bridge ________
  1.    can’t be shielded
  2.    can be fully shielded
  3.    can be partially shielded
  4.    can be shielded based on the components used
Explanation:-
Answer: Option A. -> can’t be shielded
Answer: (a).can’t be shielded
Question 6. What is the significance of Anderson bridge with respect to Q factor?
  1.    difficult to balance the bridge
  2.    easy to balance the bridge
  3.    intermediate balance can be achieved
  4.    no balance can be done
Explanation:-
Answer: Option B. -> easy to balance the bridge
Answer: (b).easy to balance the bridge
Question 7. An Anderson’s bridge can be used to ________
  1.    measure mutual inductance
  2.    measure impedance
  3.    measure self inductance
  4.    measure stray capacitance
Explanation:-
Answer: Option C. -> measure self inductance
Answer: (c).measure self inductance
Question 8. Schering bridge is one of the most widely used AC bridges.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
Explanation:-
Answer: Option A. -> True
Answer: (a).True
Question 9. Schering bridge is used for _________
  1.    low voltages only
  2.    low and high voltages
  3.    high voltages only
  4.    intermediate voltages only
Explanation:-
Answer: Option B. -> low and high voltages
Answer: (b).low and high voltages
Question 10. Power factor of a Schering bridge is _________
  1.    p.f. = sin∅ₓ = Zₓ⁄Rₓ
  2.    p.f. = cot∅ₓ = Rₓ⁄Zₓ
  3.    p.f. = cos∅ₓ = Rₓ⁄Zₓ
  4.    p.f. = tan∅ₓ = Rₓ⁄Zₓ
Explanation:-
Answer: Option C. -> p.f. = cos∅ₓ = Rₓ⁄Zₓ
Answer: (c).p.f. = cos∅ₓ = Rₓ⁄Zₓ
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