Energy Engineering 1c

Question 1

Which energy source shows significant intermittency and monthly variation in power output across different continents?

Accepted Answer

Wind Power

Question 2

Which of the following is a transport alternative considered in the EPPA model?

Accepted Answer

Plug-in Hybrid Electric Vehicle

Question 3

What is a key objective of sustainable energy systems?

Accepted Answer

Minimize lifecycle impacts

Question 4

If CO₂ exceeds 620 ppm and climate sensitivity is >3.5 °C, what may happen?

Accepted Answer

Ocean overturning collapse

Question 5

Which type of windmill layout is recommended to minimize climate disruption?

Accepted Answer

Linear arrays perpendicular to wind

Question 6

Which model helps estimate economic and environmental impacts of climate policies?

Accepted Answer

EPPA Model

Question 7

What mitigation strategy is key to reconciling climate goals with energy security for fossil fuels?

Accepted Answer

Carbon Capture and Storage (CCS)

Question 8

What does the Power Dissipation Index (PDI) measure?

Accepted Answer

Storm destructiveness

Question 9

What is a major land-use concern when meeting future energy demands through biofuels by 2100?

Accepted Answer

Competition with food crops and ecosystem loss

Question 10

What benefit does nuclear offer if properly regulated?

Accepted Answer

Emissions-free generation

Question 11

What is one major climatic impact of installing large-scale solar arrays in deserts?

Accepted Answer

Regional warming due to reduced albedo

Question 12

What is assumed conversion efficiency for biomass-to-fuel in the biofuel scenario?

Accepted Answer

40%

Question 13

Which energy source has safety and waste concerns?

Accepted Answer

Nuclear

Question 14

What happens to welfare loss probability as CO₂ stabilization target becomes more stringent (e.g., 550 ppm)?

Accepted Answer

It increases

Question 15

Precipitation is projected to increase most in which region?

Accepted Answer

Polar regions

Question 16

What is a common security concern for both oil and gas?

Accepted Answer

Political dependence

Question 17

The "climate policy wheel" suggests stabilization reduces the chance of:

Accepted Answer

Severe temperature rises (>5°C)

Question 18

What dangerous gas can be released from thawing permafrost and wetlands?

Accepted Answer

Methane

Question 19

What can happen if the ocean overturning system collapses?

Accepted Answer

Reduced heat absorption by oceans

Question 20

What causes less salty water in the ocean near polar regions?

Accepted Answer

Ice melting and rainfall

Question 21

What is the maximum potential sea level rise if the West Antarctic Ice Sheet melts completely?

Accepted Answer

5 meters

Question 22

What does ocean overturning help regulate?

Accepted Answer

Deep ocean carbon and heat storage

Questions 22