inertial force
[ɪˈnɜrʃəl fɔrs]
nounpl: inertial forces
força inercial
1. A fictitious force that appears to act on a mass when it is viewed from a non-inertial (accelerating) reference frame; the force equal and opposite to the actual force causing acceleration
When the car accelerates forward, passengers experience an inertial force pushing them backward in the vehicle's reference frame.
Quando o carro acelera para frente, os passageiros experimentam uma força inercial empurrando-os para trás no referencial do veículo.
2. In mechanics, the resistance of a body to changes in its state of motion, manifested as an apparent force in accelerating frames of reference
The inertial force in a rotating reference frame is responsible for the centrifugal effect.
A força inercial em um referencial rotativo é responsável pelo efeito centrífugo.
This is a technical term primarily used in physics, engineering, and mathematics education. In Brazil, it is commonly taught in university-level mechanics courses and is standard terminology in aerospace and mechanical engineering fields. The concept is fundamental to understanding classical mechanics and is universally recognized in scientific communities across both Brazil and English-speaking countries.
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