a) Hydro-electric station b) Nuclear power station c) Thermal power station d) Diesel power plant Ans: (a)
a) D.C. shunt motor b) D.C. series motor c) A.C. series motor d) Synchronous motors Ans: (b)
a) Increase b) Decrease c) Remain constant d) Remain same but size of the circuit breaker increases Ans: (a)
a) Increasing the distance between the conductors b) Transposition of the power line c) Transposition of the communication line d) (b) and (c) both Ans: (d)
a) 300 ohms b) 30 ohms c) 600 ohms d) 60 ohms Ans: (c)
a) CY = 2CL b) CY = 3CD c) CY = CD d) CY = CD/2 Ans: (b)
a) 800 miles b) 100 miles c) 400 miles d) None of the above Ans: (b)
a) Larger than full load current b) Less than full load current c) Equal to full load current d) Approximately equal to load current Ans: (a)
a) Generator transformer of the power plant b) Auto-transformer of the power plant c) Station transformer of the power plant d) Distribution transformer Ans: (a)
a) Magnetizing inrush current b) Unmatched VTs c) Unmatched CTs d) Demagnetizing flux Ans: (a)