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| Q. |
n electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a – |
| A. | Power transmittor |
| B. | Battery |
| C. | Uninterrupted power supply (UPS) |
| D. | Generator |
| Answer» C. Uninterrupted power supply (UPS) | |
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Explanation: A Galvanic cell, also known as battery, is an electro-chemical cell that derives electrical energy from spontaneous redox reactions taking place within the cell. It is typically used as a source of electrical power. By their nature, they produce direct current. A battery is a set of galvanic cells that are connected in parallel. |
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