a) It minimized power loss b) It reflects electrical surges c) It works as a surge modifier during overloads d) None of these Ans: (c)
a) Minimize charging current b) Provide uniform stress distribution c) Minimize high voltage d) Minimize stress Ans: (b)
a) Tension of the conductor and its sag decreases b) Tension of the conductor and its sag increases c) Tension of the conductor decreases and its sag increases d) Tension of the conductor increases and its sag decreases Ans: (c)
a) Current in the line alone b) Voltage in the line alone c) Both (a) and (b) d) Physical configuration of conductors in space Ans: (d)
a) Star-delta b) Delta-delta c) Delta-star d) Star-star Ans: (a)
a) 11 kV b) 22 kV c) 33 kV d) 110 kV Ans: (c)
a) Series resistance b) Shunt conductance c) Shunt capacitance d) Both shunt conductance and capacitance Ans: (d)
a) Remain constant b) Decreases c) Increases d) May increases or decreases Ans: (b)
a) Remains unaltered b) Doubles c) Becomes 4 times d) Becomes 8 times Ans: (b)
a) Increasing the conductor diameter b) Increasing the air spacing between the conductors c) Both (a) and (b) above d) None of these Ans: (c)