a) Increasing effective conductor radius b) Increasing the operating voltage c) Decreasing the spacing between the conductors d) None of these Ans: (a)
a) At the surface of the conductor b) At the centre of the conductor c) At the distance equal to one radius from the surface d) None of these Ans: (a)
a) Sending end of transmission line b) Intermediate point on a transmission line c) Receiving end of transmission line d) None of these Ans: (b)
a) Catanary b) Hyperbola c) Parabola d) Arc of a circle Ans: (a)
a) Booster transformer b) Tap-changing transformer c) Injection of reactive power d) All of these Ans: (d)
a) Conductor material alone b) Tension in conductors alone c) Span of transmission line d) All of these Ans: (d)
a) Unity b) Considerably less than unity c) Slightly less than unity leading d) Slightly less than unity lagging Ans: (d)
a) To decrease b) To increase c) To remain unlatered d) Does not existent Ans: (b)
a) To reduce the transmission losses b) To reduce the earth capacitance of the lowest unit c) To increase the earth capacitance of the lowest unit d) None of these Ans: (a)
a) Small b) Large c) Fluctuating d) Any of these Ans: (a)