1

COMEDK 2024 Morning Shift

MCQ (Single Correct Answer)

+1

-0

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

2

COMEDK 2023 Morning Shift

MCQ (Single Correct Answer)

+1

-0

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

3

COMEDK 2023 Morning Shift

MCQ (Single Correct Answer)

+1

-0

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 $$O$$.

The centre of mass of the system is

4

COMEDK 2023 Evening Shift

MCQ (Single Correct Answer)

+1

-0

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

Questions Asked from Center of Mass and Collision (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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