1522016 Related Question Answers

26. Three resistances of 30, 15, 5, ohms are connected in parallel, their combined resistance will be:

27. Which of the following acts as a depolarizer in a dry cell ?

28. Efficiency of a power transformer is of the order of:

29. The strongest dia-magnetic material :

30. The magnitude of torque developed by a three phase induction motor depends upon :

31. Rheostat method of speed control of induction motor is used in :

32. In a three phase IM the number of poles in the rotor winding are :

33. If the air gap of induction motor is increased :

34. Isolate fire from the supply of oxygen by blanketing it with foam, sand etc.

35. What is the condition of ohm's law ?

36. Power p®

37. Moving coil instruments are use :

38. Low resistance means :

39. Unit of resistivity :

40. Kelvin bridge is used for measure :

41. Resistivity of eureka at 20°C :

42. Application of series parallel combination :

43. The color of protective conductor :

44. The color of middle wire of 3 wire DC circuit is :

45. The amp-hour efficiency of lead acid cell :

46. High rate discharge tester consists of:

47. The color of fresh Silica gell is :

48. Imaginary line joining the two poles of a magnet:

49. Rotor copper loss of a three phase induction motor is :

50. 1 Metric horse power is :

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