4 t6 resist variables pag 97
Quiz
•
Geography
•
2nd Grade
•
Practice Problem
•
Hard
Miquel Ibiza
Used 54+ times
FREE Resource
Student preview

15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Què són les resistències variables?
Aquelles que poden canviar el seu valor
Les que tenen un codi de colors
Les que no tenen un codi de colors
Emmagatzemen electricitat i la solten de colp quan el circuit la necessita.
Hi ha de molts tipus diferents
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Canvien el seu valor manualment a través d'una palanca o botó que girem
potenciòmetre
reòstat
ldr
NTC
varistor
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Identifica
potenciòmetre
reòstat
ldr
NTC
varistor
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Identifica
potenciòmetre
reòstat
LDR
NTC
varistor
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Varia la seua resisntència en funció de la llum que rep
potenciòmetre
reòstat
LDR
NTC
varistor
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Si augment la intensitat de llum disminueix la seua resistència
potenciòmetre
reòstat
LDR
NTC
varistor
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
S'utilitza per a fer interruptors que obrin i tanquen la llum automàticament quan es fa fosc
potenciòmetre
reòstat
LDR
NTC
varistor
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