Energy and Utilities Electricity Generation and Distribution 3

Question 1

What is the primary fuel source for the largest share of US electricity generation as of recent years?

Accepted Answer

Natural gas

Answer

Coal

Answer

Nuclear

Answer

Wind

Question 2

What is 'islanding' in electrical grid terminology?

Accepted Answer

A section of the grid operating independently from the main grid

Answer

Building power plants on islands

Answer

Offshore wind farm operation

Answer

Isolating a transformer for maintenance

Question 3

Which metric measures the ratio of actual electricity output to maximum possible output over a time period?

Accepted Answer

Capacity factor

Answer

Load factor

Answer

Power factor

Answer

Efficiency ratio

Question 4

What is the purpose of reactive power in an AC power system?

Accepted Answer

To maintain voltage levels and support inductive/capacitive loads

Answer

To generate heat in resistors

Answer

To measure energy consumption

Answer

To protect against lightning strikes

Question 5

What does SCADA stand for in utility operations?

Accepted Answer

Supervisory Control and Data Acquisition

Answer

Standard Control and Distribution Analysis

Answer

System Circuit and Demand Assessment

Answer

Smart Current and Data Algorithm

Question 6

What is 'load shedding' in electric utility operations?

Accepted Answer

Deliberately cutting power to some customers to prevent total grid collapse

Answer

Installing new load centers

Answer

Reducing transformer loads

Answer

Upgrading metering equipment