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Electric Potential and Potential Difference

To reduce the...

Question

To reduce the effect of fringing in a capacitive type transducer,

A

the transducer is shielded and the shield is kept at ground potential

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B

a guard ring is provided and it is kept at ground potential

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C

the transducer is shielded and the shield is kept at the same potential as the moving plate

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D

a guard ring is provided and it is kept at the same potential as the moving plate

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Solution

The correct option is B a guard ring is provided and it is kept at ground potential

a guard ring is provided and it is kept at ground potential

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