Q214
A 1 m length wire has a resistance of 150 Ω. When it is subjected to strain, its length becomes 1.01 m. The measurement is conducted by a strain gauge whose gauge factor is 2. The change in resistance of the wire is
A.
0.5 Ω
B.
1.0 Ω
C.
2.0 Ω
D.
3.0 Ω
AnswerAnswer: Option D
Solution
Answer: Option D
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