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A resistor carries a current of
PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
A
2.5
k
Ω
2.5\,\text{k}\Omega
2.5
k
Ω
resistor carries a current of
4
mA
4\,\text{mA}
4
mA
. Determine the potential difference across the resistor. (a)
100
V
100\,\text{V}
100
V
(b)
1
V
1\,\text{V}
1
V
(c)
10
V
10\,\text{V}
10
V
(d)
40
V
40\,\text{V}
40
V
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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