Hello friends how are you all? I am fine . Today i will present the 2nd part of MCQ series at the subject of AC circuit. Hey do you read my last post , I mean part one?
If you do not read it yet, please read it from here:
If you do not read it yet, please read it from here:
EEE MCQ job preparation (AC circuit) part - 1
EEE MCQ about AC circuit |
AC circuit MCQ:
I think it will help you to increase your knowledge about AC circuit and get a nice job. lets enjoy it....
Answer is noted by Red color.
21. The voltage lags current in a...?
A. Resistive circuit
B. Capacitive circuit
C. Inductive circuit
22. The voltage leads the current in a...?
A. Inductive circuit
B. Resistive circuit
C. Capacitive circuit
23. Where the voltage and current are equal?
A. Resistive circuit
B. Inductive circuit
C. Both of them
24. The value of temperature co-efficient is depend on...?
A. The nature of meterial
B. Length of meterial
C. None of them
25. What is considered as the most important value of a sine wave?
A. Peak value
B. Effective value
C. Average value
26. Select the true statement from here....?
A. A series resonance circuit is of Low impedance
B. A parallel resonance circuit is of Low impedance
C. Both of them
27. If a coil Rated for 200 volt DC , what is its effective voltage on AC?
A.200 v
B.400 v
C. 50 v
28. Which is considered as the effect of a dieletric material?
A. Increasing capacitor
B. Reducing working voltage
C. Decreasing capacitor
29. As applied to a series circuit bandwidth means...?
A. The frequency rage for maximum power transfer
B. The separation of half power points
C. The frequency at which XL=XC
30. What is the temperature co-efficient of the Resistance Eureka?
A. Infinity
B. Negative
C. Almost Zero
31. A capacitive load always has a ........ power factor.
A. Leading
B. Lagging
C. Unity
32. A Resistive load always has a ........ power factor.
A. Leading
B. Lagging
C. Unity
33. An ac circuit has .............. pereameter/
A. One
B. Five
C. Three
34. The potential gradient of a cable is maximum in...?
A. Conductor
B. Outer sheath
C. Insulation
35. The Q-factor of a parallel circuit is also known as ...?
A. Current magnification factor
B. Voltage magnification factor
C. Load factor
36. Q-factor of a series resonant circuit is also knows as...?
A. Current magnification factor
B. Voltage magnification factor
C. Form factor
37. What is the form factor of a triangular wave...?
A. 1.41
B. 0.707
C. 1.16
38. What is the form factor of a rectangular wave?
A. 1.11
B. 1.0
C. 1.16
39. In a circuit an active element is...?
A. Supplies energy
B. Receiving energy
C. Both of them
40 . An electric circuit contains ....?
A. Active elements
B. Pasive elements
C. Both of them
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1 Comments
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