
Difuzorul
Quiz
•
Physics, Computers
•
1st - 5th Grade
•
Medium
lya stecalovici
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Difuzorul este un traductor electrodinamic care transformă semnalele audio electrice în vibrații pe care le percepem ca sunete.
Adevarat
Fals
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Prin ce sisteme se poate face transformarea?
electromagnetic
electrodinamic
piezoelectric
electrostatic
electroenergic
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un difuzor audio convertește un curent electric în sunet (transformând energia electrică în energie acustică) prin folosirea a două componente principale: un magnet și o bobină de sârmă.
Adevarat
Fals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sistemul electromagnetic se bazeaza pe:
Actiunea campului magnetic alternativ
Curentul electric de audiofrecvență
Elementulpiezoelectric
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sistemul electrostatic este format din:
electrod fix
electrod de sudare
electrod mobil
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Frecvența proprie a unui difuzor este cea mai joasă frecvență pe care acesta poate să o reproducă.
Fals
Adevarat
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In ce an a aparut primul difuzor?
1891
1876
1901
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentru o bună sonorizare (sistemul electrostatic)difuzorul trebuie montat
intr-un sistem acustic
intr-o cutie
langa un magnet
Similar Resources on Wayground
10 questions
Test Scratch
Quiz
•
5th - 9th Grade
10 questions
INTERNETUL
Quiz
•
1st Grade
12 questions
Classificació d'energies
Quiz
•
1st Grade
7 questions
Editor grafic
Quiz
•
5th Grade
6 questions
Aplicații de navigare pe Internet
Quiz
•
1st - 3rd Grade
10 questions
Internet
Quiz
•
5th Grade
10 questions
Internet
Quiz
•
5th - 9th Grade
9 questions
Test clasa XI-a Tipuri de date structurate
Quiz
•
3rd Grade
Popular Resources on Wayground
20 questions
Brand Labels
Quiz
•
5th - 12th Grade
10 questions
Ice Breaker Trivia: Food from Around the World
Quiz
•
3rd - 12th Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
20 questions
ELA Advisory Review
Quiz
•
7th Grade
15 questions
Subtracting Integers
Quiz
•
7th Grade
22 questions
Adding Integers
Quiz
•
6th Grade
10 questions
Multiplication and Division Unknowns
Quiz
•
3rd Grade
10 questions
Exploring Digital Citizenship Essentials
Interactive video
•
6th - 10th Grade
Discover more resources for Physics
10 questions
Balanced and Unbalanced Forces
Quiz
•
5th Grade
21 questions
Push or Pull
Quiz
•
3rd Grade
15 questions
Waves, Parts of Waves and Wave Properties
Quiz
•
5th - 7th Grade
20 questions
5th grade Force
Quiz
•
5th Grade
12 questions
Force: Push or Pull
Quiz
•
2nd - 3rd Grade
21 questions
Magnetism
Quiz
•
4th Grade