You need to know how to measure the current that flows through a component in a circuit and the voltage across it. The ammeter must be connected in series with the component – remember ...

Your car's battery is crucial for your vehicle's performance, and it's good to know its condition. In this article, we'll give you the details to keep it in good shape.

They are all ways you can make oscilloscope probes that measure current. If you think of a scope as a voltage measurement device, you ought to watch the recent video from Keysight Technology (see ...

4 \times 0.5\) \(V_{p}= 2.0V\) However this is not the effective voltage of the trace. A more useful measure of a.c. voltage is the r.m.s. or 'root mean square' voltage.