Answer to Question #123341 in Physics for Oladimeji Israel

Question #123341

An ammeter has a resistance of 0.05 ohms and reads 1ampere per scale division. What shunt is required so that it will read 10 ampere per scale division ?

Expert's answer

"I_s=I-I_a=10-1=9\\ A"

"U=I_sR=I_ar"

"9R=(1)(0.05)"

"R=0.0056\\Omega"

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