3
12V
HH ---
A
2Ω
432
In the circuit above, what is the reading on the
ammeter when the switch is:
a open?
b closed?
Answers
Answered by
1
Answer:
There is current in R1 and this current is measured with the ammeter (a device for measuring current) at the right side of the circuit. If the switch is then opened, there is current in R2 . ... As a result, the current decreases, since the potential difference is fixed.
Explanation:
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