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Match List I with List II and select the correct answer using the codes given below the lists.
a. A→1, B→2, C→3, D→4List I (Type of digital voltmeter)
A. Basic ramp type DVM
B. Staircase-ramp type DVM
C. Integrating type DVM
D. Continuous balance type DVMList II (Its construction features)
1. Uses D/A converter
2. True average value of input voltage using voltage/frequency converter
3. Servo-driven i potentiometer is commonly used
4. Does not use D/A converter
b. A→4, B→1, C→2, D→3
c. A→1, B→2, C→4, D→3
d. A→4, B→1, C→3, D→2
asked in Electrical Paper-1, 2007
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