Physics Flashcards: Apply Work Energy Theorem

Study Apply Work Energy Theorem in Physics with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is the work done by the normal force on an object moving along a surface it is perpendicular to?

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ANSWER

$W_N=0$ . Normal force is perpendicular to motion, so $\cos(90°) = 0$ .

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What this deck covers

This deck focuses on Apply Work Energy Theorem, 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 29Practice questions for this set

5.0\,\text{kg}

cart speeds up from

4.0\,\text{m/s}

10.0\,\text{m/s}

while moving along a straight horizontal track. What is the change in the cart's kinetic energy,

\Delta KE = KE_f-KE_i

Choose an answer

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