Q1.

1. List two ways of manufacturing hydrogen. Discuss the relative advantages and disadvantages of each method, as well as the overall efficiencies. Also mention what source of energy or fuel would be best suited toeachmethod.
2. Define the term "capacity factor" and explain how it is calculated. Different types of power plants are used for different generating purposes depending on their capacity (e.g. peaking power), list the three main types. Give an estimate of the capacity factor for each such plant and give examples of suitable types of generating plant (e.g. hydroelectric, wind, nuclear, etc.)foreach.

Q2.

1. Briefly define thefollowing:
   • Serieshybrid
   • Passivhaus
   • Sustainability

2. the benefits of public transport in relation to reducing carbon emissions. What are the limitations of public transport, i.e. will it always produce a reduction in carbon emissions? You may consider economic factors as part of youranswer.

3. A middle eastern country, where we can assume there is good sunshine, wishes to go 100% renewable using solar energy. Briefly discuss the different options as regards overnight storage of solar generated energy. What would you expect to be the main source of energy demand in suchacountry?