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1. |
A(0 50A) moving coil ammet er has a volt age dr op of 0.1V across its terminals at full scale deflection. The external shunt resistance (in milliohms) needed to extend its range to (0 500A) is ______. |
A. | 0.22 to 0.23 |
B. | 0.21 |
C. | 0.13 |
D. | 0.21 to 0.22 |
Answer» B. 0.21 | |