Electricity Generation and Distribution Flashcards
6 cards from real Energy and Utilities practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Electricity Generation and Distribution flashcards as text
What is the standard frequency of alternating current (AC) used in the US electrical grid?
Answer: 60 Hz
The US uses 60 Hz AC power, unlike Europe which uses 50 Hz.
Which type of power plant produces electricity by splitting uranium atoms?
Answer: Nuclear fission
Nuclear fission plants split heavy atoms like uranium to release heat that drives steam turbines.
What does a transformer do in an electrical distribution system?
Answer: Changes voltage levels
Transformers step voltage up for long-distance transmission and step it down for safe consumer use.
Which US federal agency regulates interstate electricity transmission?
Answer: FERC
The Federal Energy Regulatory Commission (FERC) oversees interstate electricity transmission and wholesale markets.
What is the typical voltage of electricity delivered to US residential customers?
Answer: 120/240 volts
US homes receive split-phase 120/240-volt service, providing 120V for outlets and 240V for large appliances.
What is 'baseload' power in the context of electricity generation?
Answer: The minimum constant power supply needed at all times
Baseload power plants run continuously to meet the minimum electricity demand that exists around the clock.