And the electrometer was able to detect the presence of those one at a time.
The tar and his training have given way to the register, the gauge and the electrometer.
I opened the switch—and put on the electrometer to see—if we had enough.
In its simplest form the electrometer is called the "electroscope."
Last evening Dr. Walker called me to witness his success with the electrometer.
Its appearance did not affect the electrometer, nor could we perceive the compass to be disturbed.
The amount of the charge which they carry may be measured by the electrometer.
When accurate quantitative measurements have to be made, an instrument called an electrometer is used.
In other words, the electrometer nearly obeyed the theoretical law.
Essentially an electrometer consists of a light suspended conductor which moves within four fixed quadrants.