Practice POINTS TO PONDER - 6.14 | 6. SYSTEMS OF PARTICLES AND ROTATIONAL MOTION | CBSE 11 Physics - Part 1
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POINTS TO PONDER

6.14 - POINTS TO PONDER

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define center of mass.

💡 Hint: Think about balance and distribution.

Question 2 Easy

What does equilibrium mean in physics?

💡 Hint: Consider a seesaw example.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the center of mass?

A measure of force
An average position of mass
The highest point of an object

💡 Hint: Think of balancing the object.

Question 2

True or False: The center of mass moves in response to internal forces.

True
False

💡 Hint: Consider interaction between particles.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A solid disk rotates about its center. If the radius is doubled while keeping the mass constant, what happens to the moment of inertia?

💡 Hint: Recall the formula for moment of inertia.

Challenge 2 Hard

Consider a tightrope walker shifting from one side to the other. Calculate the change in their center of mass if their weight is 70 kg and they move 0.5 m horizontally.

💡 Hint: Think about how the distribution of weight changes.

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Reference links

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