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Question
Which of the following device is not the source of current?
Which of the following device is not the source of current?
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Solution
The correct option is D Rheostat
The devices that deliver current or produce current in the circuit are called sources of current. A generator converts mechanical energy into electrical energy, cell converts chemical energy into electrical energy and battery is a group of two or more cells. A Rheostat is a device that provides a variable resistance in the circuit whereas all other devices mentioned here produce current.
Rheostat
The devices that deliver current or produce current in the circuit are called sources of current. A generator converts mechanical energy into electrical energy, cell converts chemical energy into electrical energy and battery is a group of two or more cells. A Rheostat is a device that provides a variable resistance in the circuit whereas all other devices mentioned here produce current.
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