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1. |
A 100 μA ammeter has an internal resistance of 100 Ω. For extending its range to measure 500 μA, the shunt required is of resistance (in Ω) |
A. | 20.0 |
B. | 22.22 |
C. | 25.0 |
D. | 50.0 |
Answer» D. 50.0 | |