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Previous year question hub

Work Energy And Power - Mechanics - Physics Previous Year Questions

Practice Work Energy And Power - Mechanics - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

3Papers
3Years
4Questions
1Topics

Work Energy And Power question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Work Energy And Power. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 4 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 4 100%

Subject weightage

Top subjects by unique question coverage.

Physics
4 Qs

Most asked topics

Top topics across the included previous year papers.

Mechanics
4 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Work Energy And Power
4 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

IAT IISER 2025
2 Qs
IAT IISER 2022
1 Qs
IAT IISER 2020
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
IAT IISER 202520252View paper
IAT IISER 202220221View paper
IAT IISER 202020201View paper

All Work Energy And Power previous year questions

Practice every matching question in batches of 20, with every available option.

1
2020 · Physics · Mechanics · Work Energy And Power
IAT IISER 2020

The potential energy of a point particle of mass $m$ undergoing rectilinear motion along the $x$-axis is given by

$$V(x)=A x+B x^2$$

What is the maximum speed attained by the particle if it starts from rest at $x=\frac{A}{B}$ ?

A

$\frac{3 A}{\sqrt{2 B m}}$

B

$\frac{A}{\sqrt{2 B m}}$

C

$\frac{2 A}{\sqrt{B m}}$

D

$A \sqrt{\frac{2}{B m}}$

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2
2022 · Physics · Mechanics · Work Energy And Power
IAT IISER 2022
An object is released from rest from the inner edge of a hemispherical bowl, and it falls under gravity. The coefficient of kinetic friction between the object and the bowl is $\mu$. If the object covers an angular displacement $\theta$ with respect to the center of the hemisphere when it stops for the first time, which of the following expressions is correct?
A
$\mu=\cot (\theta)$
B
$\mu=\cot \left(\frac{\theta}{2}\right)$
C
$\mu=\tan (\theta)$
D
$\mu=\tan (\theta / 2)$
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3
2025 · Physics · Mechanics · Work Energy And Power
IAT IISER 2025

A block of mass $M$ lies at rest connected to a massless spring of spring constant $k$ on a frictionless surface. A bullet of mass $m$ hits the block horizontally with speed $v$ as shown in the figure and is completely stuck to the block. What is the maximum compression in the spring resulting from this impact (assuming that at this point the spring is still not fully compressed)?

IAT (IISER) 2025 Physics - Work, Energy and Power Question 1 English
A

$\sqrt{\frac{m^2 v^2}{k(M+m)}}$

B

\(\sqrt{\frac{m v^2}{k}}\)

C

\(\sqrt{\frac{M v^2}{k}}\)

D

\(\sqrt{\frac{m M v^2}{k(M+m)}}\)

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4
2025 · Physics · Mechanics · Work Energy And Power
IAT IISER 2025

A cart of mass $M$ is released from $A$, the highest point of a frictionless track, as shown in the figure. The cart travels along the track and enters the semicircular arc $D B C$ of radius $R$. The heights of the points $A$ and $B$ are $h_1$ and $h_2$ from the ground, respectively. Which of the following quantities does not play any role in ensuring that the cart does not leave the track?

IAT (IISER) 2025 Physics - Work, Energy and Power Question 2 English
A

$M$

B

$h_1$

C

$h_2$

D

$R$

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