From 87cb763ea421dcd5a8a8e24c339eaefba874b69c Mon Sep 17 00:00:00 2001 From: Zane Meyers Date: Tue, 7 Apr 2026 17:18:46 -0400 Subject: [PATCH] vault backup: 2026-04-07 17:18:46 --- timestamped/2026-04-01_08-54-53.md | 1 + timestamped/2026-04-07_07-21-00.md | 6 ++++-- timestamped/2026-04-07_11-30-41.md | 26 ++++++++++++++++++++++++++ voltage-drop.md | 5 +++-- 4 files changed, 34 insertions(+), 4 deletions(-) create mode 100644 timestamped/2026-04-07_11-30-41.md diff --git a/timestamped/2026-04-01_08-54-53.md b/timestamped/2026-04-01_08-54-53.md index 6176d77..333f359 100644 --- a/timestamped/2026-04-01_08-54-53.md +++ b/timestamped/2026-04-01_08-54-53.md @@ -22,3 +22,4 @@ yearly: "[[2026]]" * circle back * go from there * touch base +* low hanging fruit diff --git a/timestamped/2026-04-07_07-21-00.md b/timestamped/2026-04-07_07-21-00.md index e443362..7c1129d 100644 --- a/timestamped/2026-04-07_07-21-00.md +++ b/timestamped/2026-04-07_07-21-00.md @@ -17,7 +17,7 @@ yearly: "[[2026]]" --- # 2026-04-07 07:21:00 -> [!quote] [[how-to-measure-anything-in-project-management#Conflating Uncertainty with Knowing Nothing]] +> [!quote] [[hubbard_2025_project-management#Conflating Uncertainty with Knowing Nothing]] > Some objections to providing probability estimates > seem to be based on the presumption > that if they don't know something exactly, they know nothing. @@ -27,11 +27,13 @@ yearly: "[[2026]]" > as opposed to whatever range represents their uncertainty, > however wide that range may be. +I would not be surprised to hear of an estimator responding this way +even after Hubbard's calibration. Hubbard repeatedly conflates estimates of uncertain events with personal estimates of trivia questions with certain answers. These are functionally identical, but _feel_ very different. -Hubbard could do better to correct this bias. +Hubbard could do better to address this bias. If you don't know the answer offhand, imagine it has been lost to time. diff --git a/timestamped/2026-04-07_11-30-41.md b/timestamped/2026-04-07_11-30-41.md new file mode 100644 index 0000000..668d158 --- /dev/null +++ b/timestamped/2026-04-07_11-30-41.md @@ -0,0 +1,26 @@ +--- +id: 2026-04-07T11:30:41-04:00 +aliases: [] +title: 2026-04-07 11:30:41 +tags: + - authorship/original + - destiny/permanent + - status/draft + - type/periodic/timestamped +dg-publish: true +date-created: 2026-04-07T11:30:41-04:00 +daily: "[[2026-04-07]]" +weekly: "[[2026-W15]]" +monthly: "[[2026-04]]" +quarterly: "[[2026-Q2]]" +yearly: "[[2026]]" +--- +# 2026-04-07 11:30:41 + +## Feeder Wiring Method Selection + +Relevant to [[feeders-takeoff]] and [[wiring-method-selection]]: + +PVC is only an option if: +* conduit size is not larger than allowed by slab thickness, +* or either node is located on a slab-on-grade level. diff --git a/voltage-drop.md b/voltage-drop.md index d3d833d..d92e653 100644 --- a/voltage-drop.md +++ b/voltage-drop.md @@ -92,8 +92,9 @@ $$ $$ where -* $\Delta V$ = Voltage drop in volts ($V$) -* $I$ = Current in amperes ($A$) +* $\Delta V$ = Voltage drop in volts (V) +* $I$ = Current in amperes (A) +* $Z$ = Effective impedance in ohms * $L$ = Length of wire one way in feet ($\text{ft}$) > [!important]