Home / Engineering / Cables MCQs / Page 1

Cables MCQs | Page - 1

Dear candidates you will find MCQ questions of Cables here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

Q. 1) Empire tape is

(A) varnished cambric
(B) vulcanised rubber
(C) impregnated paper
(D) none of the above
View Answer Discuss Share

Q. 2) Dielectric strength of rubber is around

(A) 5 kV/mm
(B) 15 kV/mm
(C) 30 kV/mm
(D) 200 kV/mm
View Answer Discuss Share

Q. 3) Copper as conductor for cables is used as

(A) annealed
(B) hardened and tempered
(C) hard drawn
(D) alloy with chromium
View Answer Discuss Share

Q. 4) Conduit pipes are normally used to protect _________ cables.

(A) unsheathed cables
(B) armoured
(C) PVC sheathed cables
(D) all of the above
View Answer Discuss Share

Q. 5) Capacitance grading of cable implies

(A) use of dielectrics of different permeabilities
(B) grading according to capacitance of cables per km length
(C) cables using single dielectric in different concentrations
(D) capacitance required to be introduced at different lengths to counter the effect of inductance
View Answer Discuss Share

Q. 6) Cables, generally used beyond 66 kV are

(A) oil filled
(B) S.L. type
(C) belted
(D) armoured
View Answer Discuss Share

Q. 7) Cables for 220 kV lines are invariably

(A) mica insulated
(B) paper insulated
(C) compressed oil or compressed gas insulated
(D) rubber insulated
View Answer Discuss Share

Q. 8) Cables are used for 132 kV lines.

(A) High tension
(B) Super tension
(C) Extra high tension
(D) Extra super voltage
View Answer Discuss Share

Q. 9) A certain cable has an insulation of relative permittivity 4. If the insulation is replaced by one of relative permittivity 2, the capacitance of the cable will become

(A) one half
(B) double
(C) four times
(D) none of the above
View Answer Discuss Share

Q. 10) A cable carrying alternating current has

(A) hysteresis losses only
(B) hysteresis and leakage losses only
(C) hysteresis, leakage and copper losses only
(D) hysteresis, leakage, copper and friction losses
View Answer Discuss Share