- #1

- 63

- 0

**Types of errors**

__1.Systematic errors__

- Zero Error
- errors due to slow stopwatches
- errors due to incorrectly graduated scales

__2.Random errors__

- error due to unevenness of the measuring item
- parallax error

**Ways of comparing errors**

- Absolute error[itex]\rightarrow[/itex]error when reading scales=least count
- fractional error
- percent error