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Be it a remote or a toy, why do we put the negative part of the battery towards the spring and what is the function of this spring?
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batteries - Why is the negative contact in a battery bay always the side with some sort of spring? - Electrical Engineering Stack Exchange
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Amazon.com: Mecion Spring Contact Plate AA Battery Positive to Negative Conversion 30 Pairs : Health & Household
![Be it a remote or a toy, why do we put the negative part of the battery towards the spring and what is the function of this spring? Be it a remote or a toy, why do we put the negative part of the battery towards the spring and what is the function of this spring?](https://images.tv9hindi.com/wp-content/uploads/2022/05/Why-Do-Negative-Battery-Terminals-Have-Spring-7.jpg)