Chapter 1 INSTALLATION MCQs 18 min Score: 0 Attempted: 0/18 Subscribe 1. . The most common wiring system used for domestic installations (A) Cleat (B) Batten (C) Concealed (D) Steel conduitShow All Answers 2. . The cables used in batten wiring system is (A) VRI Cable (B) PVC cable (C) a & b (D) Flexible cableShow All Answers 3. . Cleat wiring is normally used in building (A) Under construction (B) Domestic (C) Commercial (D) IndustrialShow All Answers 4. . The approximate life of a batten wiring is (A) 10–15 Years (B) 20–25 Years (C) 15–20 Years (D) 25–30 YearsShow All Answers 5. . The cable used in a batten wiring system is (A) PVC cable (B) Flexible cable (C) VRI cable (D) Twin coreShow All Answers 6. . The robust and reliable wiring system is (A) Steel conduit (B) Batten (C) Cleat (D) Casing & cappingShow All Answers 7. . Which type of wiring is suitable in damp situation (A) Concealed (B) Batten (C) Surface conduit (D) Casing & cappingShow All Answers 8. . Earthing is very essential to prevent from (A) Over voltage (B) Under voltage (C) Electric shock (D) Voltage fluctuationsShow All Answers 9. . The resistance of an earthing system is needed to be (A) High (B) Very Low (C) Very High (D) Moderately lowShow All Answers 10. . The part of earthing system connected with the casing of an equipment (A) None (B) Earth Lead (C) Earth electrode (D) Continuity conductorShow All Answers 11. . Cable used for Over-head service lines is (A) Weather proof (B) a & b (C) Silicon Rubber (D) PVC cableShow All Answers 12. . Over-head service cable is supported by (A) Service bracket (B) Tye wire (C) P.G clamp (D) None of themShow All Answers 13. . The service cable used for three phase industrial load (A) Single core (B) Twin core (C) Four core (D) Three coreShow All Answers 14. . The outdoor substations are developed in (A) Less populated areas (B) Inside populated area (C) Outside populated areas (D) All type of areasShow All Answers 15. . The transformer installed on H-type pole is called (A) Foundation mount substation (B) None of them (C) Transformer mount substation (D) Pole mount substationShow All Answers 16. . Rating of a busbar is in (A) Power (B) Current & Voltage (C) Current and Frequency (D) AmpereShow All Answers 17. . Which substation equipment is water cooled (A) Arrester (B) Isolator (C) Transformer (D) Circuit breakerShow All Answers 18. . Circuit used in burglar alarm is (A) Open circuit (B) Close circuit (C) Open or close circuit (D) None of themShow All Answers
