1.

An ammeter has a current range of 0-5 A, and its internal resistance is 0.2 Ω. In order to change the range to 0-25 A, we need to add a resistance of

A. 0.8 Ω in series with the meter
B. 1.0 Ω in series with the meter
C. 0.04 Ω in parallel with the meter
D. 0.05 Ω in parallel with the meter
Answer» E.


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