Test your Knowledge on Piezoelectric Resonators
Test your Knowledge on Piezoelectric Resonators
Welcome to the ultimate quiz on piezoelectric resonators! Dive into a world of science where you can test your understanding of piezoelectric materials, resonators, and their applications. Whether you are a student, researcher, or an enthusiast, this quiz is designed to challenge your knowledge.
Here’s what you can expect:
- 17 engaging questions
- Multiple-choice format
- Fun and educational
Componentele diagonale ale tensorului de dofrmare relativa Sii definesc
Deformatii de forfecare
Deformatii de torsiune
Deformatii de alungire-contractie
La cresterea dimensiunii principale a unui rezonator piezoelectric, frecventa de lucru
Ramane neschimbata
Scade
Creste
Capacitatea C1 din schma echivalenta a rezonatorului piezoelectric variaza cu gradul armonicii astfel
Este direct proportional cu patratuk gradului armonicii
Nu variaza cu gradul armonicii
Este invers proportional cu patratul gradului armonicii
Domeniul frecventelor de lucru al rezonatorului cu unda longitudinala comparativ cu cel al rezonatorului cu unda complexa in grosime este
Mai mic
Mai mare
Acelasi
Efectul piezoelectric defineste interactia dintre
Marimile electrice si magnetice
Marimile electrice si mecanice
Marimile magnetice si mecanice
Cele mai mici frecvente de rezonanta se obtin cu rezonatoare piezoelectrice de cuart cu
Unda longitudinala
Unda transversala
Unda complexa de contur
Rezonanta fundamentala a unui rezonator piezoelecteic are loc cand dimensiunea principala este
0.5*lambda
0.25*lambda
Lambda
Marimea kij este
Coeficient piezoelectric se tensiune
Coeficient piezoelectric de sarcina
Coeficient de cuplaj electromecanic
Ce reprezinta valorile proprii ale tensiunii Christoffel
Vitezele de deplasare a undelor elastice
Viteza de propagare a undei elastice longitudinale
Componentele versorului de propagare a undei elastice
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