A) 1 - 5 kg/cm2 B) 5 - 10 kg/cm2 C) 10 - 30 kg/cm2 D) 35 - 100 kg/cm2. Ans : (C)
A) must be free from moisture B) must have oil mist C) must be ionized D) must have least carbon dioxide. Ans : (A)
A) operating time B) protection time C) lead time D) lag time. Ans : (B)
A) Buchholz relay B) Merz price protection C) Translate relay D) MHO relay. Ans : (C)
A) Buchholz relay B) MHO relay C) Merz price relay D) None of the above. Ans : (A)
A) operation time B) total clearing time C) lead time D) lag time. Ans : (B)
A) Reclosing time B) Gross time C) Total time D) Recycle time. Ans : (A)
A) feeders B) transmission lines C) circuit breakers D) rectifiers. Ans : (B)
A) substations B) capacitor banks C) induction motor D) generators. Ans : (D)
A) Ten cycles B) Half cycle C) One cycle D) Few cycles. Ans : (B)