# Unexpected precision

**URL:** <https://boards.straightdope.com/t/unexpected-precision/937720>\
**Category:** Miscellaneous and Personal Stuff I Must Share\
**Created:** [March 11, 2021, 5:07pm UTC](https://boards.straightdope.com/t/unexpected-precision/937720 "2021-03-11T17:07:38Z")\
**Posts on this page:** 1\
**Page:** 5

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**Author:** ![carnivorousplant](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/carnivorousplant/32/3563_2.png) [@carnivorousplant](https://boards.straightdope.com/u/carnivorousplant)\
**Post date:** [March 15, 2021, 8:21pm UTC](https://boards.straightdope.com/t/unexpected-precision/937720/81 "2021-03-15T20:21:57Z")

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Electricians are dealing with volts, Amperes and Watts. Electronics guys are usually dealing with volts, millamperes and kilohms. V=I\*R, V/R=I 5 volts/1kohm=5mA, 5 v/1000 Ohm=.005 Amperes.

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