A digital voltmeter uses an A/D converter which needs a start pulse, uses an analog comparator and has a...

A digital voltmeter uses an A/D converter which needs a start pulse, uses an analog comparator and has a relatively fixed conversion time independent of the applied voltage. The A/D converter is : - 

a) Successive Approximation Converter .b) Digital Ramp Converter c) Digital Slope Converter d) All the above
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A digital voltmeter uses an A/D converter which needs a start pulse, uses an analog comparator and has a relatively fixed conversion time independent of the applied voltage. The A/D converter is : -  Successive Approximation Converter 

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