Difficulty distribution
How the classified questions are distributed by difficulty.
2questions
Easy
2
100%
Energy storage systems - Energy Storage, Economics, Environment, and Efficiency - Engineering Sciences Previous Year Questions
Practice Energy storage systems - Energy Storage, Economics, Environment, and Efficiency - Engineering Sciences previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
1Papers
1Years
2Questions
1Topics
Energy storage systems question pattern
Every graph below is calculated only from this selection.
Questions by year
Year-wise coverage for Energy storage systems. Each bar uses a separate theme-derived color.
Question type distribution
MCQ, numerical, multiple-select and other formats found in these papers.
2questions
Numerical Answer Type (NAT)
2
100%
Subject weightage
Top subjects by unique question coverage.
Most asked topics
Top topics across the included previous year papers.
Subtopic coverage
Top subtopics inside this exact selection.
Paper coverage
Question coverage for the most populated papers. Every active PYP paper remains listed below.
Included previous year papers
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| Engineering Sciences (XE) 2026 | 2026 | 2 | View paper |
All Energy storage systems previous year questions
Practice every matching question in batches of 20, with every available option.
2026 · Engineering Sciences · Energy Storage, Economics, Environment, and Efficiency · Energy storage systems
Engineering Sciences (XE) 2026
Energy is extracted from a fully charged supercapacitor bank and the voltage of this system drops to 25 % of its initial value. The energy extracted with respect to initial energy (in %, rounded off to two decimal places) is__________.
2026 · Engineering Sciences · Energy Storage, Economics, Environment, and Efficiency · Energy storage systems
Engineering Sciences (XE) 2026
A 75 kWh electric vehicle battery pack made of lithium-ion batteries has 4,800 individual cells in a series-parallel combination, with 120 cells in series. The nominal voltage of the individual cell is 3.7 V. The capacity in Ah (rounded off to two decimal places) of the individual cell is__________.