An ammeter must be placed in series with the circuit element whose current is to be measured.An ideal ammeter therefore has
A)zero resistance.
B)infinite resistance.
C)resistance equal to the circuit element.
D)None are correct.

Question

Quizplus · Accepted Answer

An ideal ammeter should have zero resistance so that it does not affect the circuit element's current it is measuring. If it had any resistance, it would alter the current flow in the circuit and provide incorrect readings.

An Ammeter Must Be Placed in Series with the Circuit