passive elements
[/ˈpæsɪv ˈɛləmənts/]
nounpl: passive elements
elementos passivos
1. In electronics and electrical engineering, circuit components that do not require an external power source to operate and do not amplify or generate signals
Resistors, capacitors, and inductors are passive elements in circuit design.
Resistores, capacitores e indutores são elementos passivos no projeto de circuitos.
2. In mechanics and structural engineering, components that resist or support forces without actively applying energy
The passive elements of the building's structure absorbed the seismic vibrations.
Os elementos passivos da estrutura do edifício absorveram as vibrações sísmicas.
3. In general systems theory, components that respond to inputs without generating their own energy or control signals
Passive elements are essential in designing stable systems that don't require continuous power input.
Os elementos passivos são essenciais no projeto de sistemas estáveis que não requerem entrada contínua de energia.
This is a specialized technical term primarily used in electrical engineering, physics, and systems engineering education and professional contexts in both Brazil and the USA. It is fundamental to the study of circuit theory and electrical systems, with identical terminology used across Portuguese and English-speaking countries. The term carries no colloquial or regional variations as it is a standardized technical vocabulary.
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