|| MULTIPLE CHOICE QUESTIONS 1. Overcurrent Relay Is A (A) Single-Input Comparator (B) Dual-Input Comparator (C) Multi-Input Comparator (D) None Of The Above 2 The Rating Of The Coil Of An Electromagnetic Relay Is Generally (A) And 5 A (B) 5 And 10 A (C) 10 And 25 A (D) 50 And 100 A 3. The Rating Of Voltage Coil In An Electromagnetic Relay Is Generally (A)

 

||| MULTIPLE CHOICE QUESTIONS 1. Overcurrent relay is a (a) single-input comparator (c) multi-input comparator (b) dual-input comparator (d) none of the above 2. The rating of the coil of an electromagnetic relay is generally (a) I and 5 A (b) 5 and 10 A (b) 220 and 400 volts (c) 10 and 25 A (d) 50 and 100 A 3. The rating of voltage coil in an electromagnetic relay is generally (a) 110 and 220 volts 4. The function of a tripping relay is to (c) 1100 and 2200 volts (d) 2200 and 3300 volts (a) multiply the number of contacts of protective scheme (b) increase the rating of the tripping contacts (c) relieve the measuring relay from the duty of tripping a circuit breaker (d) all of the above 5. The shape of the disc in an induction disc-type overcurrent relay is (a) circular (b) spiral (c) elliptical (d) rectangular