Conservation of Energy and Mechanical Advantage (4A)
Chem & Physics · Flashcards
CHEM & PHYSICS · FLASHCARDS
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QUESTION
State the formula for kinetic energy of a mass m moving at speed v.
QUESTION
Identify the input force needed to lift a load Fout with an ideal machine having MA=4.
QUESTION
What is the definition of mechanical energy Emech in terms of K and U?
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ANSWER
Emech=K+U. Mechanical energy sums kinetic and potential energies, representing the total energy convertible between motion and position without losses.