โอห์ม
oomMeaning
1NounB1
ohm (Ω), unit of electrical resistance
The SI unit of electrical resistance, equal to one volt per ampere; symbol Ω.
Examples
ตัวต้านทานdtuua-dtâan-taanตัวต้านทานdtuua-dtâan-taanresistor (electronics)ตัวdtuuaตัวdtuua1body; self; person (colloq.)2classifier: animals, garments, furniture, certain items; people (informal)3character; figureนี้níiนี้níi1this (near speaker)2this one3this; the present (time/topic)มีค่าmii-kâaมีค่าmii-kâa1valuable; precious; worthwhile2[to] have a value (math/science)100โอห์มoomโอห์มoomohm (Ω), unit of electrical resistance
This resistor has a value of 100 ohms.
3 more examplesShow less
ถ้าtâaแรงดันrɛɛng-dan5โวลต์woonไหลผ่านlǎi-pàanตัวต้านทานdtuua-dtâan-taan10โอห์มoomกระแสgrà-sɛ̌ɛจะเป็นjà-bpen0.5แอมแปร์ɛɛm-bpɛɛ
If 5 volts are across a 10-ohm resistor, the current will be 0.5 amperes.
วิศวกรwít-sà-wá-gɔɔnเลือกใช้lʉ̂ʉak-cháiลำโพงlam-poongความต้านทานkwaam-dtâan-taan8โอห์มoomให้hâiเข้ากับkâo-gàpแอมป์ɛɛm
The engineer chose 8-ohm speakers to match the amp.
วงจรwong-jɔɔnนี้níiต้องการdtɔ̂ng-gaanตัวต้านทานdtuua-dtâan-taanหลายlǎaiค่าkâaตั้งแต่dtâng-dtɛ̀ɛไม่กี่mâi-gìiโอห์มoomไปจนถึงbpai-jon-tʉ̌ngหลายlǎaiกิโลโอห์มgì-loo-oom
This circuit requires resistors ranging from a few ohms to several kiloohms.
Tones
See how the spelling sets each syllable's tone, step by step.
Why is โอห์ม said โอม?
oom
- Silent letterห์ is silent: the ◌์ mark cancels its sound.
The tone rules below use the spoken syllables.
How the tone is decided
- Consonant classMid class
- Tone markNo tone mark
- Syllable endingLive syllableEnds in -ม, a sonorant, so it is live.
Mid class consonants
กจฎฏดตบปอ
Result
Mid tone
oom
Level, in your normal speaking voice.
Mid class + No tone mark + Live syllable → Mid
ห์ is silent here.
Tone chart
Every class and spelling pattern, with this syllable outlined.
| Mid class | High class | Low class | |
|---|---|---|---|
| No mark + live | Mid | Rising | Mid |
| No mark + dead short | Low | Low | High |
| No mark + dead long | Low | Low | Falling |
| Mai ek | Low | Low | Falling |
| Mai tho | Falling | Falling | High |
| Mai tri | High | — | — |
| Mai chattawa | Rising | — | — |