MCQOPTIONS
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| 1. |
An AC ammeter is used to measure current in a circuit. When a given direct current passes through the circuit, the AC ammeter reads 3 A. When another alternating current passes through the circuit, the AC ammeter reads 4 A. Then the reading of this ammeter, if DC and AC How through the circuit simultaneously, Is |
| A. | 3A |
| B. | 4A |
| C. | 7A |
| D. | 5A |
| Answer» E. | |