In ac bridge measurements, 'Wagner ground' means – McqOptions

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1.	In ac bridge measurements, 'Wagner ground' means
A.	a special RC connection to eliminate stray magnetic effects
B.	a special RC connection to eliminate stray capacitance effects
C.	an unwanted and unintended ground connection
D.	a large metal plate buried in ground connected to one corner of bridge
Answer» C. an unwanted and unintended ground connection

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