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Energia mecanică

Noțiuni despre energia mecanică

QuestionAnswer
Energia mecanică este egală cu suma energiei potențiale și energiei cinetice
Energia cinetică este egală cu semiprodusul dintre masa corpului și pătratul vitezei corpului
Energia potențială este egală cu produsul dintre greutatea corpului și înălțimea corpului față de pământ (poziția)
La deplasarea uniformă pe un drum de munte energia cinetică este constantă
La coborârea scărilor unui bloc locativ energia potențială scade
Dacă viteza unui automobil crește crește energia cinetică
Greutatea corpului depinde de accelerația gravitațională
Viteza unui automobil depinde de Puterea motorului
Created by: ygory1
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