1
GATE ECE 2002
MCQ (Single Correct Answer)
+1
-0.3
The number of comparators required in a 3-bit comparator type ADC is
A
2
B
3
C
7
D
8
2
GATE ECE 2000
MCQ (Single Correct Answer)
+1
-0.3
The number of comparators in 4-bit flash ADC is
A
4
B
5
C
15
D
16
3
GATE ECE 1999
MCQ (Single Correct Answer)
+1
-0.3
The resolution of a 4-bit counting ADC is 0.5 Volts. For an analog input of 6.6 Volts, the digital output of the ADC will be
A
1011
B
1101
C
1100
D
1110
4
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The advantage of using a dual slope ADC in a digital voltmeter is that
A
its conversion time is small
B
its accuracy is high
C
it gives output in BCD format
D
it does not require a comparator.
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