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Calculate the current flowing through a resistor when a potential difference of is…
PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
Calculate the current flowing through a
20
Ω
20\,\Omega
20
Ω
resistor when a potential difference of
10
V
10\,\text{V}
10
V
is applied across it. (a)
2
A
2\,\text{A}
2
A
(b)
5
A
5\,\text{A}
5
A
(c)
0.5
A
0.5\,\text{A}
0.5
A
(d)
0.05
A
0.05\,\text{A}
0.05
A
Related theory
Ohm's Law
Ohm's Law (Macroscopic)
Ohm's law, V-I graphs and ohmic/non-ohmic conductors
Current Electricity
Ohm's law and V-I graphs
Electricity
Electric Circuits
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