Which spring is used for producing controlling torque in indicating instruments?

Q.  The spring which is used for producing controlling torque in indicating instruments are made up of materials which is / are
- Published on 14 Sep 15

a. Non - magnetic
b. Not subjected to much fatigue
c. Low specific resistance and low temperature resistance coefficient
d. All of these

ANSWER: All of these

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    Discussion

  • Neha    -Posted on 03 Sep 21
    Thank you

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