Physics Flashcards: Analyze Energy Using Conservation Laws

Study Analyze Energy Using Conservation Laws in Physics with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

Identify the correct energy equation for a pendulum bob between two heights when air resistance is negligible.

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ANSWER

$mgh_i+\frac{1}{2}mv_i^2=mgh_f+\frac{1}{2}mv_f^2$ . Conservation of mechanical energy for pendulum motion.

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Physics: Energy

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What this deck covers

This deck focuses on Analyze Energy Using Conservation Laws, giving you a quick way to review the definitions, rules, and examples that matter most for Physics.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 36Practice questions for this set

A 3.0 kg block is launched by a spring (spring constant

k=200\ \text{N/m}

) compressed by 0.30 m on a frictionless horizontal surface. What speed does the block have just after leaving the spring? Use

PE_{spring}=\tfrac12 kx^2

and

KE=\tfrac12 mv^2

Choose an answer

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