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An LVDT is used to measure displacement. The output of the LVDT is connected to a voltmeter of range 0 to 5V through an amplifier having a gain of 250. For a displacement of 0·5 mm, the output of the LVDT is 2 mV. The sensitivity of the instrument would be:
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- 0·1 V/mm
- 0·5 V/mm
- 1 V/mm
- 5 V/mm
- 0·1 V/mm
Correct Option: C
Sensitivity of LVDT = | |
displacement |
= | |
0·5mm |
= 1V/mm.