ABSTRACT
The voltmeter is a high-resistance instrument and its essential electrical features may be represented by the equivalent circuit of Figure 77. A voltmeter https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781315863122/b66584da-ae46-426e-a83c-08160dc244ad/content/fig1_77.tif"/>
