a) permittivities b) permeabilities c) (a) and (b) both d) (a) or (b) Ans: (a)
a) Lags the voltage by 90° b) Leads the voltage by 90° c) Leads the voltage by 180° d) Lags the voltage by 45° Ans: (b)
a) true b) false Ans: (a)
a) AB – CD = - 1 b) AD + BD = 1 c) BC – AD = - 1 d) AC – BD = 1 Ans: (c)
a) ohm b) mho c) henry d) none of the above Ans: (d)
a) A short transmission line b) A long transmission line c) A medium transmission line d) All the above cases Ans: (a)
a) Lumped b) Distributed over the entire length of line c) (a) or (b) depending on the transmission voltage d) Variable non-linearity over line Ans: (b)
a) true b) false Ans: (b)
a) 60 to 100 ohms b) 40 to 60 ohms c) 40 to 600 ohms d) 30 to 75 ohms Ans: (b)
a) Zc = √(L/C) b) Zc =√(Z/Y) c) Zc =√(Y/Z) d) Zc =√(R/Y) Ans: (b)
a) true b) false Ans: (b)