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Science and Technology › Renewable Energy Technology
Consider the following: 1. Battery storage 2. Biomass generators 3. Fuel cells 4. Rooftop solar photovoltaic units How many of the above are considered “Distributed Energy Resources”?
(a)
Only one
(b)
Only two
(c)
Only three
(d)
All four*
(D)
In which of the following are hydrogels used? 1. Controlled drug delivery in patients 2. Mobile air-conditioning systems 3. Preparation of industrial lubricants Select the correct answer using the code given below:
1 only
1 and 2 only
2 and 3 only
1, 2 and 3*
(A)
Which one of the following is the exhaust pipe emission from Fuel Cell Electric Vehicles powered by hydrogen?
Hydrogen peroxide
Hydronium
Oxygen
Water vapour*
Recently, the term “pumped-storage hydropower” is actually and appropriately discussed in the context of which one of the following?
Irrigation of terraced crop fields
Lift irrigation of cereal crops
Long duration energy storage*
Rainwater harvesting system
(C)