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Physics
Physics
Problem
A circuit designer needs an equivalent resistance of
8
Ω
8\,\Omega
8
Ω
between points X and Y using only identical
12
Ω
12\,\Omega
12
Ω
resistors. What is the smallest number of such resistors that can be connected to achieve exactly
8
Ω
8\,\Omega
8
Ω
? a)
4
4
4
b)
3
3
3
c)
2
2
2
d)
6
6
6
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