Physics
Grade-7
Easy
Question
Which of the following solutions won't allow electricity to conduct?
- Lemon juice
- Vinegar
- Tap water
- Vegetable oil
Hint:
Vegetable oil does not possess charged ions and they are not good conductors.
The correct answer is: Vegetable oil
- A liquid or solution that has positive and negative ions conduct electricity.
- Electrolytes are used as conductors as they possess positive and negatively charged ions.
- The vegetable oil lacks ions to conduct electric current, and they are not good conductors.
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