Physics - Work Power Energy
Practise 5 IAT (IISER) previous year questions on Work Power Energy, compiled from papers spanning 2018 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty IAT (IISER) tests.
Work Power Energy has been asked in 4 of the 9 years of IAT (IISER) papers analysed (2017–2026), with 5 questions in all. 0% of them were easy, 80% moderate and 20% tough. Most of its questions came from 2024, with 1 question that year. In the last three years (2023–2026) it had 1 question across 3 papers, about 0.3 per paper.
The chapter's 2 topics are not weighted equally: Energy (3 questions, 60%) and Circular motion (2 questions, 40%) have been asked the most. Over the last five years the most frequent topics have been Circular motion (2) and Energy (1). Energy has produced the most tough questions (1).
- 1A cart of mass is released from , the highest point of a frictionless track, as shown in the figure. The cart travels along the track and en2025Circular motion
- 2A solid bob of a material having density twice that of water is suspended with a massless and inextensible string of length . The whole set-2024Energy
- 3A point mass attached to a massless string is undergoing circular motion in a vertical plane. The length of the string is and the accelerati2022Circular motion
- 4The potential energy of a point particle of mass undergoing rectilinear motion along the x -axis is given by What is the maximum speed attai2020Energy
- 5An object of mass 100 g is sliding under gravity from point A to point B on a frictionless slide from a height of 5 m, as shown in the figur2018Energy
Frequently Asked Questions
1.How many questions are available for Work Power Energy?
This chapter includes 5 questions compiled from IAT (IISER) papers spanning 2018 to 2025.
2.Are these questions only from IAT (IISER), or from other exams too?
These are IAT (IISER) questions specifically for the Work Power Energy chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.
3.Is Work Power Energy an important chapter for IAT (IISER) Physics?
Work Power Energy has appeared in 5 of the 10 years of IAT (IISER) papers covered here, with 5 questions across 5 papers - about one per paper it appears in.
4.What is the difficulty level of Work Power Energy questions in IAT (IISER)?
Of the 5 questions analysed for this chapter, 0% are easy, 80% moderate and 20% tough. 2024 had the most, with 1 question.
5.Which topics in Work Power Energy should I focus on?
These topics have carried the most weightage in Work Power Energy:
- Energy - 3 questions (60%)
- Circular motion - 2 questions (40%)
- Energy has produced the most tough questions (1).
6.Is Work Power Energy's weightage in IAT (IISER) going up or down?
Across all 5 papers analysed, Work Power Energy has averaged about 1.0 questions per paper. In the last three years (2023–2026), that average has fallen, at about 0.3 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.