Tubul catodic are depus in interior un strat slab conducator

XI M3 Osciloscopul Test1

Quiz
•
Education, Other, Science
•
11th Grade
•
Medium
Hallof Emerik
Used 4+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Adevarat
Fals
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Care din elementele de mai jos fac parte din componenta tubului catodic?
Anod de focalizare
Anod de destigmatizare
Anod de preaccelerare
Flaci de reflexie
Ecran
3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Osciloscopaele digitale au capacitatea de a
genera semnale
tipari semnalele la imprimanta
memora datele
converti semnalele in diferite tipuri de semnale
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Amplificatoarele de deflexie au rolul de a
amlpifica punctul pe ecarn
amplifica semnalele de studiate prea mici
amplifica tensiunea in cazul in care acesta este prea mic
nu au nici un rol
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Oscilograma este
un semnal de absorbtie
o curba luminoasa
un tip de semnal sinusoidal receptionat de la filtrul trece-jos
absorbtia oscilanta al impulsurilor generate de osciloscop
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Printre parametri cei mai importanti ai osciloscopului se numara
amlplitudinea semnalului
durata unui puls
intarzierea relativa a doua semnale
viteza de reactie
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sensibilitatea tubului catodic este definit ca
deviatia obtinuta pe ecran pentru o tensiune de 10V aplicata placilor de deflexie
convexia obtinuta pe ecran pentru o tensiune de 100V aplicata unei placi de fenomen
deviatia obtinuta pe ecran pentru o tensiune de 1V aplicata placilor de fenomen
deviatia obtinuta pe ecran pentru o putere de 1W aplicata placilor de reflexie
8.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Dupa modul in care are loc deflexia fasciculului de electroni tuburile catodice pot fi
cu deflexie electrostatica
deflexie continua
deflexie magnetica
deflexie magnetoelectrica
9.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Dupa modul de analiza a semnalelor in domeniul timp osciloscoapele pot fi
Osciloscoape spot
Osciloscoape in timp real
Osciloscoape cu esantionare
Osciloscoape analogice
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