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The spring which is used for producing controlling torque in indicating instruments are made up of materials which is / are
Non - magnetic
Not subjected to much fatigue
Low specific resistance and low temperature resistance coefficient
All of these
All of these
Quick Summary: Practice and solve "The spring which is used for producing controlling torque in indicating instruments are made up of m..." for Electrical - Measurement & Instrumentation. The correct answer is Option D: All of these. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(d) **