ELECTRICITAT. MAGNITUDS ELÈCTRIQUES.

Quiz
•
Science
•
8th Grade
•
Hard

Montse Bresolí
Used 9+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
La unitat de mesura de la Intensitat de Corrent és:
Volts
Ampers
Watts
Ohms
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
La unitat de Mesura de la Tensió, és:
Herz
Volts
Ampers
Ohms
3.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
L'expressió de la fòrmula de la llei d'Ohm és:
V = R x I
V = R/I
I = V/R
R = I x V
4.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
L'equip per mesurar la tensió és el:
Voltímetre
Multímetre
Wattimetre
Ohmimetre
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Per conèixer el valor de la Resistència total en un circuit amb resistències en sèrie, l'expressió correcte és:
Rt = R1 + R2 + R3 + Rn
Rt = 1 / ( (1/R1) + (1/R2) + (1/R3) + (1/Rn) )
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quin tipus de corrent tenim en una vivenda?
Corrent Contínua
Corrent Alterna Monofàsica
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quina tensió tenim entre Fase i Neutre en un circuit Monofàsic?
230 V
400 V
110 V
24 V
8.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quina tensió tenim entre fases en un circuit Trifàsic?
230 V
400 V
650 V
25kV
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