An analog voltage V is converted into 2-bit binary number. The minimum number of comparators required and their reference voltages are
A. $$3,\,\left( {\frac{V}{4},\,\frac{V}{2},\,\frac{{3V}}{4}} \right)$$
B. $$3,\,\left( {\frac{V}{3},\,\frac{{2V}}{3},\,V} \right)$$
C. $$4,\,\left( {\frac{V}{5},\,\frac{{2V}}{5},\,\frac{{3V}}{5},\,\frac{{4V}}{5}} \right)$$
D. $$4,\,\left( {\frac{V}{4},\,\frac{V}{2},\,\frac{{3V}}{5},\,V} \right)$$
Answer: Option A
This Question Belongs to Engineering Physics >> Electronics
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