a) True b) False Ans: (a)
a) Suspension type of insulators b) Pin type of insulators c) Rubber insulators d) Strain type insulators Ans: (d)
a) One which is near to the conductor b) One which is away from the conductor c) One which is at the bottom of string d) One which is in the center of string Ans: (a)
a) The conductor has 48 strands of steel and 7 strands of aluminum. b) The conductor has 7 strands of steel and 48 strands of aluminum. c) The conductor has 48 strands. d) The conductor has 55 strands. Ans: (b)
a) True b) False Ans: (a)
a) Current flowing in the conductor b) Current flowing in the other conductor c) Voltage difference among the conductors d) None of the above Ans: (b)
a) Reactance b) Resistance c) Capacitance d) Inductance Ans: (c)
a) Motors b) Generators c) Underground cables d) Overhead lines e) Transformers f) Reactors Ans: (d)
a) The surface condition of the conductor b) The material density of the conductor c) (a) and (b) d) None of the above Ans: (c)
a) 50 watts b) 100 watts c) 300 watts d) 200 watts Ans: (d)