T5B Math for electronics: conversion of electrical units, decibels
- Pool questions
- 13
- Expected on an exam
- 1
- Lessons
- 2
Part of subelement T5 — ELECTRICAL PRINCIPLES, which contributes 4 questions to every exam across 4 groups.
Lessons covering this
- Decibels Without the Logarithms10 min
Answer every decibel question in the amateur pools using three memorised anchors and addition, without touching a calculator.
- Metric Prefixes and Unit Conversion9 min
Convert fluently between milli, micro, kilo, mega, and pico so that the dozen pool questions built entirely on prefix arithmetic become free marks.
Question ids
T5B01 · T5B02 · T5B03 · T5B04 · T5B05 · T5B06 · T5B07 · T5B08 · T5B09 · T5B10 · T5B11 · T5B12 · T5B13