Results 1 to 10 of about 270,995 (244)

Entropies in Electric Circuits

open access: yesEntropy
The present study examines the relationship between thermal and configurational entropy in two resistors in parallel and in series. The objective is to introduce entropy in electric circuit analysis by considering the impact of system geometry on energy ...
Angel Cuadras   +2 more
doaj   +3 more sources

Modeling the position of tracked chassis in motion in the event of mechanical characteristics of separate drive electric motors of track contours [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2023
Deviation of the mechanical characteristics of electric motors from the nominal values during their simultaneous operation in the structure of multi-motor drives can destabilize the accuracy of predicting the behavior of the entire mechanical system. The
Goncharov K.A.
doaj   +1 more source

Development of a two-tier instrument on simple electric circuits

open access: yesPhysical Review Physics Education Research, 2021
This article reports the development of a two-tier simple electric circuits test (2T-SEC Test). Simple electric circuits are introduced to students early in their school years and are an important part of the physics curriculum all the way to the ...
Lana Ivanjek   +8 more
doaj   +1 more source

Assessment of knowledge integration in student learning of simple electric circuits

open access: yesPhysical Review Physics Education Research, 2022
Student learning in simple electric circuits has been extensively studied, which has revealed a large number of persistent misunderstandings. This study applies the conceptual framework model to investigate student difficulties in the knowledge ...
Zengze Liu   +3 more
doaj   +1 more source

Mathematic model of the converter with fourteenzone voltage regulation

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2022
The article focuses on electromagnetic processes in the electric circuits with semiconductor switches. The mathematical model of the converter with fourteenzone regulation of output voltage has been developed to analyse electromagnetic processes in ...
В. Михайленко   +4 more
doaj   +1 more source

Analysis of the converter with fourteenzone voltage regulation

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2023
The article focuses on electromagnetic processes in the electric circuits with semiconductor switches. The mathematical model of the converter with fourteenzone regulation of output voltage has been developed to analyse electromagnetic processes in ...
V. Mykhailenko   +3 more
doaj   +1 more source

Experimental observation of non-Hermitian higher-order skin interface states in topological electric circuits

open access: yesPhysical Review Research, 2023
The study of topological states has developed rapidly in electric circuits, which permits flexible fabrications of non-Hermitian systems by introducing non-Hermitian terms.
Bin Liu   +6 more
doaj   +1 more source

Teaching electric circuits with a focus on potential differences

open access: yesPhysical Review Physics Education Research, 2020
[This paper is part of the Focused Collection on Curriculum Development: Theory into Design.] Developing a solid understanding of simple electric circuits represents a major challenge to most students in middle school.
Jan-Philipp Burde, Thomas Wilhelm
doaj   +1 more source

Teaching and Investigating on Modelling through Analogy in Primary School

open access: yesEducation Sciences, 2023
Physics deals with complex systems by reducing them to relationships between a limited number of relevant quantities and general principles. Since we live in a reality characterised by an increasing complexity in all fields, an indispensable challenge ...
Leonardo Colletti   +3 more
doaj   +1 more source

How young children understand electric circuits: prediction, explanation and exploration [PDF]

open access: yes, 2009
This paper reports findings from a study of young children’s views about electric circuits. Twenty- eight children aged 5 and 6 were interviewed. They were shown examples of circuits and asked to predict whether they would work and explain why. They were
Glauert, Esme
core   +6 more sources

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