Suppose the ' + ' and ' - ' symbols cannot be read on a battery. Suggest a method to identify Class 7
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Suppose the ' + ' and ' - ' symbols cannot be read on a battery. Suggest a method to identify Class 7
Suppose the ' + ' and ' - ' symbols cannot be read on a battery. Suggest a method to identify the two terminals of this battery. Class 7
Answer:
We can identify the two terminals of this battery by checking the shape:
- Positive terminal is larger/thicker in diameter than the negative terminal.
- Wire attach to the battery, red wire indicate the positive terminal while black wire indicate negative terminal.