
Quiz sulla Legge di Ohm
Quiz
•
Physics
•
12th Grade
•
Practice Problem
•
Hard
Tommaso Chiarella
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la formula della Legge di Ohm?
V=I⋅R
V=R÷I
I=V+R
P=V⋅I
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se la tensione è di 12V e la resistenza è di 3Ω, qual è la corrente?
4A
0.25A
36A
3A
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In un circuito in serie, cosa accade alla resistenza totale quando aggiungi un resistore?
Diminuisce
Rimane costante
Aumenta
La corrente aumenta
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è l’unità di misura della resistenza elettrica?
Volt(V)
Ampere(A)
Ohm(Ω)
Watt(W)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In un circuito parallelo, la resistenza totale è...
Sempre maggiore della resistenza più grande
Minore della resistenza più piccola
Uguale alla somma delle resistenze
La stessa in tutti i rami del circuito
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se si raddoppia la tensione su un resistore, cosa succede alla corrente?
Si dimezza
Resta invariata
Si raddoppia
Diventa zero
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un resistore da 5Ω è collegato a una batteria da 10V. Qual è la potenza dissipata dal resistore?
2W
20W
50W
10W
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