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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define momentum.
💡 Hint: It's often represented by the symbol p.
Question 2
Easy
What is the law of conservation of momentum?
💡 Hint: Consider scenarios where the total momentum doesn't change.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does conservation of momentum state?
- Total momentum remains constant
- Momentum can double
- Momentum is always zero
💡 Hint: Consider momentum changes only within a closed system.
Question 2
True or False: Elastic collisions do not conserve kinetic energy.
- True
- False
💡 Hint: Recall the definitions of elastic and inelastic collisions.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the final velocities of two identical pucks on ice (mass 0.5 kg) that collide elastically, where one puck moves at 3 m/s and the other at rest.
💡 Hint: Remember energy and momentum conservation equations.
Question 2
A 10 kg cart moving at 3 m/s collides inelastically with a stationary cart of 5 kg. Determine their combined velocity after the collision.
💡 Hint: Apply the concept of total momentum before and after the collision.
Challenge and get performance evaluation