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Proper functioning of a strain gauge depends on __________(a) strain(b) stress(c) bonding(d) length of wireI got this question in exam.I'd like to ask this question from Operation of Strain Gauges topic in portion Transducers of Electrical Measurements

Answer»

The correct choice is (c) bonding

To explain: A strain gauge WORKS properly only if the bonding material USED is durable and keeps the gauge together to the SURFACE of the material that is being TESTED.



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