Q251
A wire strain gauge element subjected to a strain has a gauge factor of 2, a resistance of 125 ohms and is of 1 m length. For a change in length of the wire by 0.005 m, the change in the resistance will be
A.
0.25 ohm
B.
0.5 ohm
C.
1.25 ohm
AnswerD.
2.5 ohm
Answer: Option C
Solution
Answer: Option C
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