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Electrical strain gauge works on the principle of
Variation of resistance
Variation of capacitance
Variation of inductance
Variation of area
Variation of resistance
Practice and solve "Electrical strain gauge works on the principle of..." for Electrical - Measurement & Instrumentation. The correct answer is Option A: Variation of resistance. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Option **(a) **