A digital displacement indicator based on a linear voltage differential transformer (LVDT) transducer and A/D conversion used a LVDT with a sensitivity of 1 mV/mm. If the smallest displacement to be measured is 0.1 mm and the maximum displacement of the LVDT core is 10 cm, then the digital display required for the instrument has to be
A. 2 digit type
B. $$2\frac{1}{2}$$ digit type
C. 3 digit type
D. $$3\frac{1}{2}$$ digit type
Answer: Option C
This Question Belongs to Electronics And Communications Engineering >> Measurement And Instrumentation
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