GATE 2022 IN – Question 25
An analog-to-digital converter with resolution 0.01 V converts analog signals between 0 V to +10 V to an unsigned binary output. The minimum number of bits (in integer) in the output is ________
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Correct answer: 10 to 10
Explanation
Resolving a 10 V span into 0.01 V increments requires about 1000 distinguishable intervals. Nine bits give only 512 codes; ten give 1024.
Hence minimum width is **10 bits**.