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Measurement
Transducers

Practice questions from Transducers.

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Q#1 Transducers GATE EE 1997 (Set 1) MCQ +1 mark -0.33 marks

In a LVDT, the two secondary voltages

Are independent of the core position

Vary unequally depending on the core position

Vary equally depending on the core position

Are always in the phase quadrature

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Q#2 Transducers GATE EE 1995 (Set 1) MCQ +1 mark -0.33 marks

Fringing in a capacitance type transducer can be minimized by providing a

Shunt resistor

Grounding wire

Guard ring

Dielectric coating

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Q#3 Transducers GATE EE 1994 (Set 1) NAT +1 mark -0 marks

A piezo-electric pick up is an example for an active transducer. (True=1/False=0)

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Q#4 Transducers GATE EE 1993 (Set 1) MCQ +1 mark -0.33 marks

A metal strain gauge has factor of two. Its nominal resistance is 120 ohms. If it undergoes a strain of, the value of change of resistance in response to the strain is

240 ohms

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