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)
Multiple Choice Question (MCQ) of Electric Power page-10:91. An impulse turbine
Multiple Choice Question (MCQ) of Electric Power page-9:81. Spouting velocity is A) Velocity of jet under specified conditions B) Actual velocity of jet C) 50 % of ideal velocity of jet D) Ideal velocity of jet.
Multiple Choice Question (MCQ) of Electric Power page-8:71. In closed cooling system A) water does not flow B) hot water is recirculated after cooling C) air and water cooling is simultaneously used D) constant supply of fresh water for cooling is required.