JUNIOR-INSTRUCTOR---WIREMAN---INDUSTRIAL-TRAINING Related Question Answers

26. If the frequency changes from 50Hz to 100Hz keeping voltage constant, the inductive reactance of the coil connected to supply :

27. In a capacitive AC circuit the :

28. The power factor of an AC circuit is given by :

29. The capacity of a cell is measured in

30. In a 3 phase star connected balanced load, the current in the neutral wire is :

31. Dynamo meter type instruments are used to measure :

32. When the disc of an energy meter is rotating even without connecting any load, the error is called?

33. An electrical circuit that has infinity resistance shown in megger is called a circuit.

34. The heat proof insulating material used for heater base is :

35. If the voltage applied at the terminals of 230V single phase 1200 mm sweep ceiling fan is 120V then the fan:

36. The sweep of the ceiling fan is determined by :

37. The unit of luminous intensity is :

38. The possible minimum reading which can be taken by 0-25 mm out side micrometer

39. Britannia joint is used in :

40. Soldering is done on joints to improve:Soldering is done on joints to improve

41. The load on each power sub circuit shall be restrictedto:

42. The number of light points admissiblein a circuit is :

43. Fusing factor of HRC fuses will be :

44. In which of the following wiring, to operate three lamps in all we require six, two way switches?

45. Fleming’s right hand rule is used to identify the :

46. The armature core is laminated to minimize the :

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