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A clamp on ammeter has both wires clamped onto a two wire 120 volt circuit that is drawing 5 amps. what will the ammeter read as the total amperage?

User Flutter
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2 Answers

23 votes
23 votes

Final answer:

The ammeter will read 5 amps as the total amperage.

Step-by-step explanation:

The ammeter is placed in series with the circuit, meaning that it is directly in the path of the current. Since the ammeter has both wires clamped onto the circuit, it will read the total amperage - in this case, 5 amps. Therefore, the ammeter will read 5 amps as the total amperage.

User Russell Newquist
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13 votes
13 votes

Answer:

See below

Step-by-step explanation:

Question is a bit unclear as to how the ammeter is wired.

If the ammeter is clamped on the + and the - wires it will read infinite (essentially) current as the ammeter is a very low resistance circuit...a fuse inside will blow, or the ammeter will fry.

if it is clamped INLINE with the circuit it will read 5 amperes.

User Ggruen
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