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Questions and Answers
What is the relationship between work done and change in potential energy?
What is the relationship between work done and change in potential energy?
Work done = -∆V
State the condition for total mechanical energy to be conserved in a system.
State the condition for total mechanical energy to be conserved in a system.
Kf + Vf = Ki + Vi
What does it mean when the total mechanical energy of a system is conserved?
What does it mean when the total mechanical energy of a system is conserved?
It neither increases nor decreases in any process.
Define the concept of potential energy of a system.
Define the concept of potential energy of a system.
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What does the negative sign in the spring constant equation represent?
What does the negative sign in the spring constant equation represent?
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When is the principle of conservation of mechanical energy applicable?
When is the principle of conservation of mechanical energy applicable?
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What does Hooke's law state regarding the restoring force of a spring?
What does Hooke's law state regarding the restoring force of a spring?
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What is the total energy in a system that involves conservative forces?
What is the total energy in a system that involves conservative forces?
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What is the unit of the spring constant?
What is the unit of the spring constant?
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Explain the concept of Elastic Potential Energy.
Explain the concept of Elastic Potential Energy.
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