A voltmeter is a high........... instrument.

The range of a voltmeter can be both.......and.......

Fill in the blanks: ........ is the instrument to measure haemoglobin count of the blood.

To measure e.m.f of a cell, which instrument will you use a high resisdance voltmeter or a potentiometer and why?

How does a voltmeter differ from a galvanometer?