Test su misure elettriche
Quiz
•
Engineering
•
12th Grade
•
Practice Problem
•
Hard
Yuri Rinaldi
Used 5+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è l'unità di misura della tensione elettrica?
Ampere
Ohm
Volt
Watt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La corrente elettrica è definita come:
La differenza di potenziale tra due punti
Il flusso di cariche elettriche
La resistenza in un circuito
Il lavoro compiuto sulle cariche
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Secondo la Legge di Ohm, se la tensione aumenta e la resistenza rimane costante, cosa succede alla corrente?
Diminuisce
Rimane costante
Aumenta
Diventa zero
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale formula rappresenta correttamente la Legge di Ohm?
I = V * R
R = V * I
V = I / R
V = I * R
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se un circuito ha una resistenza di 5 Ω e una corrente di 2 A, qual è la tensione?
2,5 V
7 V
10 V
0,4 V
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la formula per calcolare la potenza elettrica in un circuito?
P = R * I
P = V + I
P = I / V
P = V * I
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Che cosa rappresenta la resistenza in un circuito elettrico?
La capacità di un materiale di condurre corrente
La quantità di cariche elettriche
La differenza di potenziale
Il flusso di corrente
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