a) True b) False Ans: (b)
a) Lumped parameters circuit b) Distributed parameters circuit c) Nonlinear circuits d) Linear circuit e) Bilateral circuit Ans: (b)
a) 100 AT b) 200 AT c) 300 AT d) 10 AT Ans: (b)
a) The magnetic flux inside and exciting coil is greater than its outside surface. b) The magnetic flux inside and exciting coil is same as on its outside surface. c) The magnetic flux inside an exciting coil is lower than its outside surface. d) The magnetic flux inside an exciting coil is zero Ans: (b)
a) True b) False Ans: (a)
a) The flow of an electric current b) The sum of all the current embraced by one line of magnetic field c) The passage of magnetic field through an exciting coil d) The voltage across the two ends of exciting coil Ans: (b)
a) The product of the number of the turns and current of the coil b) The number of the turns of a coil through which current is flowing c) The currents of all turns of the coil d) The turns of transformer winding Ans: (a)
a) The field a single conductor b) The field of set of parallel conductors c) Field in which all line of magnetic flux are parallel and equidistant d) None of the above Ans: (c)
a) True b) False Ans: (a)
a) Resistance of conductor b) Reluctance of conductor c) (a) and (b) both in the same way d) None of the above Ans: (c)
a) Equal to one b) Less than one c) Far greater than one d) Zero Ans: (c)
a) True b) False Ans: (a)
a) 3 b) 1.5 c) 6 d) 9 Ans: (a)
a) 4 AT b) 8 AT c) 16 AT d) 20 AT Ans: (c)
a) Increases b) Decreases c) Remains same d) First increases and then decreases depending on the depth of iron core insertion Ans: (a)