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