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In an experiment
PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
In an experiment, the voltmeter reads
1.5
V
1.5\,\text{V}
1.5
V
when the ammeter shows
0.25
A
0.25\,\text{A}
0.25
A
. Calculate the resistance of the wire under test. (a)
5.0
Ω
5.0\,\Omega
5.0
Ω
(b)
6.0
Ω
6.0\,\Omega
6.0
Ω
(c)
0.60
Ω
0.60\,\Omega
0.60
Ω
(d)
0.17
Ω
0.17\,\Omega
0.17
Ω
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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