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GUJCET 2018 Physics Solved Paper
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© examsnet.com
Question : 38
Total: 41
You are given 10 resistors each of resistance 2Ω. First they are connected to obtain possible minimum resistance. Then they are connected to obtain possible maximum resistance. The ration of maximum and minimum resistance is ____.
100
10
2.5
25
Validate
Solution:
Maximum resistance when connected in series.
R
s
= 20 Ω
Minimum resistance when connected in parallel.
R
p
=
2
10
Ω
∴
R
s
R
p
=
20
2
∕
10
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