Current Affairs & MCQs
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MCQs 2026

571.
In which country did 'Operation Kaveri' take place?
A Ukraine
B Yemen
C Sudan
D Afghanistan
572.
Which Indian operation, aimed at evacuating citizens from Sudan, has been awarded the UN Peacekeeping Medal?
A Operation Ganga
B Operation Kaveri
C Operation Samudra Setu
D Operation Meghdoot
573.
The increasing integration of intermittent renewable sources necessitates the need for:
A Less reliable energy systems
B Reliable and efficient energy storage solutions
C Increased dependence on fossil fuels
D Reduced investment in renewable energy
574.
Which of the following is an example of an emerging solution for green hydrogen storage?
A Burning it directly for power
B Storing it in large quantities of water
C Using it as a fuel for conventional engines
D Storing it in specialized tanks or geological formations
575.
The successful deployment of energy storage solutions is essential for achieving:
A Increased greenhouse gas emissions
B Ambitious climate targets and a sustainable energy future
C Greater reliance on non-renewable resources
D Reduced energy efficiency
576.
What is a key area of focus alongside energy storage technologies for a sustainable energy future?
A Development of fossil fuel infrastructure
B Development of smart grid technologies
C Reducing the use of renewable energy
D Increasing reliance on manual grid management
577.
Governments and private sectors are investing heavily in R&D to improve which aspects of storage solutions?
A Energy density, lifespan, safety, and cost-effectiveness
B Dependence on fossil fuels
C Complexity of installation
D Environmental impact of manufacturing
578.
What has been a notable trend in the cost of battery storage?
A A significant increase
B A notable decline, making it more competitive
C No significant change
D Fluctuations without a clear trend
579.
Which of the following grid services can be provided by energy storage systems?
A Increasing grid load
B Frequency regulation and peak shaving
C Reducing grid resilience
D Causing power outages
580.
What is a key role of energy storage in managing intermittent renewable sources like solar and wind?
A Increasing their intermittency
B Smoothing out fluctuations in supply
C Reducing their overall energy output
D Making them more unpredictable