Center of Mass (AIIMS Physics): Questions 1 - 2 of 2

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Question number: 1

» Center of Mass » Centre of Mass of a Rigid Body

MCQ▾

Question

A ladder is leaned against a smooth wall and it is allowed to slip on a frictionless floor. Which figure represents trace of its centre of mass: -

Choices

Choice (4) Response

a.

A ladder is leaned against a smooth wall. Choice-A

A Ladder Is Leaned Against a Smooth Wall. Choice-A

In figure a ladder is leaned against a smooth wall is shown and it is allowed to slip on a frictionless floor.

b.

 A ladder is leaned against a smooth wall. Choice-B

a Ladder Is Leaned Against a Smooth Wall. Choice-B

In figure a ladder is leaned against a smooth wall is shown and it is allowed to slip on a frictionless floor.

c.

 A ladder is leaned against a smooth wall. Choice-C

a Ladder Is Leaned Against a Smooth Wall. Choice-C

In figure a ladder is leaned against a smooth wall is shown and it is allowed to slip on a frictionless floor.

d.

A ladder is leaned against a smooth wall. Choice -D

A Ladder Is Leaned Against a Smooth Wall. Choice -D

In figure a ladder is leaned against a smooth wall is shown and it is allowed to slip on a frictionless floor.

Question number: 2

» Center of Mass » Centre of Mass of a Two-Particle System

MCQ▾

Question

Four particles of masses 2 kg, 2 kg, 4 kg and 4 kg are placed at the corners of a square of side 10 cm as shown in figure. So, the position vector of centre of mass of the system is –

Four particles placed at the corners of a square

Four Particles Placed at the Corners of a Square

In figure four particles of masses 2 kg, 2kg, 4 kg and 4kg are placed at the corners of a square of side 10 cm are shown.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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