Surface Energy

Rarely Tested

Surface Energy

### Formula

$$E=T\Delta A$$

### For Soap Bubble

$$E=2T\Delta A$$

### Terminologies

- E β†’ Surface energy.

- T β†’ Surface tension.

- Ξ”A β†’ Change in surface area.

### SI Unit

$$J$$

### Usage

- Used in surface tension energy problems.

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