A linear variable differential transformer (LVDT) with the input voltage 3 V has the following key data in its specification: Ranges: +60 mm, linearity error ±1.5% full range Sensitivity: 1.5 (mV/V input) / mm Impedance: primary 600 n, secondary 2000 n (a) Determine the ideal output voltage when the displacement is 10 mm. (b) A voltmeter with an internal resistance of 5 MN is used to measure the output voltage of the LVDT. When the displacement is 10 mm, is its reading smaller or larger than the answer in (b) ? Explain why. (c) If another voltmeter with internal resistance of 10 M N is used for measurement given the same displacement, is its reading smaller or larger the reading of the meter mentioned in (b) ? Explain why. (d) Explain if it is suitable for the measurement to an accuracy of 0.5 mm of a oscillatory linear motion with a magnitude of 30 mm and a frequency of 10 Hz.

A linear variable differential transformer (LVDT) with the input voltage 3 V has the following key data in its specification: Ranges: +60 mm, linearity error ±1.5% full range Sensitivity: 1.5 (mV/V input) / mm Impedance: primary 600 n, secondary 2000 n (a) Determine the ideal output voltage when the displacement is 10 mm. (b) A voltmeter with an internal resistance of 5 MN is used to measure the output voltage of the LVDT. When the displacement is 10 mm, is its reading smaller or larger than the answer in (b) ? Explain why. (c) If another voltmeter with internal resistance of 10 M N is used for measurement given the same displacement, is its reading smaller or larger the reading of the meter mentioned in (b) ? Explain why. (d) Explain if it is suitable for the measurement to an accuracy of 0.5 mm of a oscillatory linear motion with a magnitude of 30 mm and a frequency of 10 Hz.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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