Commonly used elements for wire strain gauges are __________(a) nickel and copper(b) nickel and gold(c) gold and brass(d) silver and aluminiumThis question was addressed to me by my college professor while I was bunking the class.My question is from Operation of Strain Gauges topic in chapter Transducers of Electrical Measurements

Commonly used elements for wire strain gauges are __________(a) nickel

1.	Commonly used elements for wire strain gauges are __________(a) nickel and copper(b) nickel and gold(c) gold and brass(d) silver and aluminiumThis question was addressed to me by my college professor while I was bunking the class.My question is from Operation of Strain Gauges topic in chapter Transducers of Electrical Measurements
Answer» Correct CHOICE is (a) nickel and COPPER Best explanation: Nickel and copper are the most commonly used elements for wire strain GAUGES. They comprise of 45 % of Nickel and 55 % of Copper. They exhibit a HIGH value of SPECIFIC resistance.

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