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1. |
A sensitive galvanometer gives full-scale deflection with 100 mV. If the resistance of the galvanometer is 50? the maximum current that can flow through safely is |
A. | 2.0 mA |
B. | 20 mA |
C. | 200 mA |
D. | 0.2 mA |
Answer» B. 20 mA | |