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Previous year question hub

Center Of Mass - Mechanics - Physics Previous Year Questions

Practice Center Of Mass - Mechanics - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

9Papers
6Years
16Questions
1Topics

Center Of Mass question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Center Of Mass. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 16 100%

Question type distribution

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

Multiple Choices 16 100%

Subject weightage

Top subjects by unique question coverage.

Physics
16 Qs

Most asked topics

Top topics across the included previous year papers.

Mechanics
16 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Center Of Mass
16 Qs

Paper coverage

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

COMEDK 2025 EVENING SHIFT
2 Qs
COMEDK 2025 Morning Shift
2 Qs
COMEDK 2025 AFTERNOON SHIFT
1 Qs
COMEDK 2024 MORNING SHIFT
2 Qs
COMEDK 2023 Morning Shift
2 Qs
COMEDK 2023 EVENING SHIFT
1 Qs
COMEDK 2022
2 Qs
COMEDK 2021
3 Qs
COMEDK 2020
1 Qs

Included previous year papers

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

PaperYear / sessionQuestions in this viewOpen
COMEDK 2025 AFTERNOON SHIFT20251View paper
COMEDK 2025 EVENING SHIFT20252View paper
COMEDK 2025 Morning Shift20252View paper
COMEDK 2024 MORNING SHIFT20242View paper
COMEDK 2023 EVENING SHIFT20231View paper
COMEDK 2023 Morning Shift20232View paper
COMEDK 202220222View paper
COMEDK 202120213View paper
COMEDK 202020201View paper

All Center Of Mass previous year questions

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

1
2020 · Physics · Mechanics · Center Of Mass
COMEDK 2020

A body of mass 1000 kg is moving horizontally with a velocity 50 m/s. A mass of 250 kg is added. Find the final velocity.

A
40 m/s
B
20 m/s
C
30\(\sqrt2\) m/s
D
50 m/s
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2
2021 · Physics · Mechanics · Center Of Mass
COMEDK 2021

Which of the following quantity represents the dimensions of momentum?

A
Impulse
B
Pressure
C
Viscosity
D
Power
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3
2021 · Physics · Mechanics · Center Of Mass
COMEDK 2021

Centre of mass of the given system of particles will be at

COMEDK 2021 Physics - Center of Mass and Collision Question 16 English

A
OA
B
OB
C
OC
D
OD
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4
2021 · Physics · Mechanics · Center Of Mass
COMEDK 2021

When two bodies collide with each other such that their kinetic energy remains constant. Their collision is said to be

A
elasitc
B
inelastic
C
Both (a) and (b)
D
None of the above
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5
2022 · Physics · Mechanics · Center Of Mass
COMEDK 2022

From a circular disc of radius R, a square is cut out with a radius as its diagonal. The centre of mass of remaining portion is at a distance (from the centre)

A
\({R \over {(4\pi - 2)}}\)
B
\({R \over {2\pi }}\)
C
\({R \over {\pi - 2}}\)
D
\({R \over {2\pi - 2}}\)
Open complete paper
6
2022 · Physics · Mechanics · Center Of Mass
COMEDK 2022

A bullet of mass $m$ hits a mass \(M\) and gets embedded in it. If the block rises to a height \(h\) as a result of this collision, the velocity of the bullet before collision is

A
\(v=\sqrt{2 g h}\)
B
\(v=\sqrt{2 g h}\left[1+\left(\frac{m}{M}\right)\right]\)
C
\(v=\sqrt{2 g h}\left(1+\sqrt{\frac{M}{m}}\right)\)
D
\(v=\sqrt{2 g h}\left[1-\left(\frac{m}{M}\right)\right]\)
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7
2023 · Physics · Mechanics · Center Of Mass
COMEDK 2023 EVENING SHIFT

A neutron makes a head on elastic collision with a lead nucleus. The ratio of nuclear mass to neutron mass is 206 . The fractional change in kinetic energy of a neutron is

A
3% increase
B
2% decrease
C
2% increase
D
3% decrease
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8
2024 · Physics · Mechanics · Center Of Mass
COMEDK 2024 MORNING SHIFT

Which of the following graph shows the variation of velocity with mass for the constant momentum?

COMEDK 2024 Morning Shift Physics - Center of Mass and Collision Question 6 English

A
Fig 3
B
Fig 1
C
Fig 2
D
Fig 4
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9
2024 · Physics · Mechanics · Center Of Mass
COMEDK 2024 MORNING SHIFT

Which of the following statement is true regarding the centre of mass of a system?

A
The centre of mass depends on the size and shape but does not depend on the distribution of mass of the body.
B
The centre of mass depends on the coordinate system.
C
The centre of mass of a system depends on the size and shape of the body but independent of the co-ordinate system
D
The centre of mass of a body always lies inside the body.
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10
2025 · Physics · Mechanics · Center Of Mass
COMEDK 2025 AFTERNOON SHIFT
The separation between C and O atoms in CO is 0.12 nm . The distance of C atom from the centre of mass is
A
0.1 nm
B
0.05 nm
C
0.03 nm
D
0.07 nm
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11
2025 · Physics · Mechanics · Center Of Mass
COMEDK 2025 EVENING SHIFT
The velocity - mass graph of body with constant linear momentum is represented by the graph:
A
COMEDK 2025 Evening Shift Physics - Center of Mass and Collision Question 1 English Option 1
B
COMEDK 2025 Evening Shift Physics - Center of Mass and Collision Question 1 English Option 2
C
COMEDK 2025 Evening Shift Physics - Center of Mass and Collision Question 1 English Option 3
D
COMEDK 2025 Evening Shift Physics - Center of Mass and Collision Question 1 English Option 4
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12
2025 · Physics · Mechanics · Center Of Mass
COMEDK 2025 EVENING SHIFT
Select the correct statement from the following: The position of the centre of mass of a system :
A
Remains the same in any translatory motion
B
Depend on the choice of coordinates
C
Does not depend on the shape and size of the system
D
Depends on the distribution of its mass.
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13
2023 · Physics · Mechanics · Center Of Mass
COMEDK 2023 Morning Shift

In the figure, pendulum bob on left side is pulled a side to a height \(h\) from its initial position. After it is released it collides with the right pendulum bob at rest, which is of same mass. After the collision, the two bobs stick together and rise to a height

COMEDK 2023 Morning Shift Physics - Center of Mass and Collision Question 10 English

A
\(\frac{3 h}{4}\)
B
\(\frac{2 h}{3}\)
C
\(\frac{h}{2}\)
D
\(\frac{h}{4}\)
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14
2023 · Physics · Mechanics · Center Of Mass
COMEDK 2023 Morning Shift

In the diagram shown below, \(m_1\) and \(m_2\) are the masses of two particles and \(x_1\) and \(x_2\) are their respective distances from the origin \(O\).

COMEDK 2023 Morning Shift Physics - Center of Mass and Collision Question 9 English

The centre of mass of the system is

A
\(\frac{m_1 x_2+m_2 x_2}{m_1+m_2}\)
B
\(\frac{m_1+m_2}{2}\)
C
\(\frac{m_1 x_1+m_2 x_2}{m_1+m_2}\)
D
\(\frac{m_1 m_2+x_1 x_2}{m_1+m_2}\)
Open complete paper
15
2025 · Physics · Mechanics · Center Of Mass
COMEDK 2025 Morning Shift
A bomb of mass 20 kg at rest explodes into two pieces of masses 12 kg and 8 kg . If the velocity of 8 kg mass is $6 \mathrm{~ms}^{-1}$, then the kinetic energy of the other mass is:
A
144 J
B
64 J
C
86 J
D
96 J
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16
2025 · Physics · Mechanics · Center Of Mass
COMEDK 2025 Morning Shift
From a circular disc of radius 2 R , a smaller circular disc is cut with radius of the larger disc as its diameter. The centre of the hole is at a distance of $R$ from the centre of the original disc. The distance of the centre of mass of the remaining portion from the centre is:
A
$\frac{R}{3}$
B
$\frac{R}{4}$
C
$\frac{R}{6}$
D
$\frac{R}{2}$
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