A) To transmit and distribute electrical energy B) To generate renewable energy C) To convert kinetic energy into electricity D) To store energy in batteries
A) Inverter B) Transformer C) Generator D) Circuit breaker
A) 100 Hz B) 30 Hz C) 70 Hz D) 50 Hz or 60 Hz
A) Artificial Current B) Always Connected C) Active Current D) Alternating Current
A) To convert AC to DC B) To regulate frequency C) To decrease voltage for household use D) To increase voltage for long-distance transmission
A) Complex Power B) Reactive Power C) Apparent Power D) Real Power
A) Electricity B) Natural gas C) Water D) Internet data
A) To control, protect, and isolate electrical equipment B) To generate electricity C) To store energy D) To regulate frequency
A) Islanded System B) Microgrid C) Smart Grid D) Grid-tied System
A) Ampere B) Watt C) Ohm D) Volt
A) Smart Grid B) Microgrid C) Islanded System D) Grid-tied System
A) Watt B) Ampere C) Volt D) Ohm
A) Ground Fault B) Overload C) Open Circuit D) Short Circuit
A) Constructed by Siemens and AEG B) Installed by Westinghouse at Telluride, Colorado in 1891. C) Built by Edison General Electric D) Developed by Ottó Titusz Bláthy
A) 100-120 kV B) Less than 69 kV C) 50-60 kV D) More than 69 kV
A) Copper B) Steel C) Gold D) Aluminum
A) Siemens B) A General Electric research group in 1957. C) TeKaDe D) Brown Boveri & Cie
A) Miniature circuit breakers B) Residual current devices (RCDs) C) Thermomagnetic switches D) Fuses
A) Air B) Cross-linked polyethylene C) Porcelain D) Glass
A) Two electricians B) Ottó Titusz Bláthy C) George Westinghouse D) Thomas Edison
A) Batteries, fuel cells, photovoltaic cells B) Turbo generators, steam turbines C) Hydroelectric plants, wind turbines D) HVDC links, synchronous systems
A) Portable air conditioners B) Residential window units C) Mini-split systems D) Larger centralized air conditioning systems
A) The tensile strength B) The insulation C) The voltage level D) The cost
A) Voltage sags B) High-frequency noise C) Transient overvoltages D) Flicker
A) Voltage drop B) Thermal efficiency C) Short-circuit fault levels D) Load flow
A) Inverter B) Generator C) Transformer D) Circuit breaker
A) Used water wheels for power generation. B) Provided it with a closed iron core. C) Developed high-voltage DC transmission. D) Connected transformers in series.
A) Active management B) Run-to-fail C) Specialized team management D) Redundancy
A) Thomas Edison B) Ottó Titusz Bláthy C) William Stanley D) George Westinghouse
A) It required a closed iron core. B) It affected the brightness of lamps further down the line. C) It was more expensive than parallel connections. D) It increased power loss during transmission.
A) HVAC unit B) Washing machine C) Water heater D) Refrigerator
A) Using sulfur hexafluoride (SF6) gas B) Employing water jets C) Utilizing vacuum chambers D) Applying oil immersion
A) Edison General Electric was taken over by Thomson-Houston Electric Company, forming General Electric. B) The invention of HVDC technology. C) The success of Westinghouse's AC systems. D) The failure of Edison's power systems.
A) 100-120 kV B) More than 69 kV C) 50-60 kV D) Less than 69 kV |