The Ohm symbol (Ω) represents electrical resistance and is widely used in physics, electrical engineering, and electronics. Whether you’re a student, engineer, or scientist, knowing how to type the Ohm symbol (Ω) using Alt codes can be very useful.
This guide explains how to type the Ohm symbol on Windows, Mac, and Linux, including Unicode shortcuts and alternative methods.
Ohm Alt Code for Windows
Windows users can insert the Ohm symbol (Ω) using Alt codes. Follow these steps:
- Enable Num Lock on your keyboard.
- Hold down the Alt key.
- Type the Alt code on the numeric keypad.
- Release Alt, and the symbol appears.
Ohm Symbol Alt Codes for Windows
| Symbol | Alt Code |
|---|---|
| Ω (Ohm Symbol) | Alt + 234 |
| Ω (Alternate Ohm Symbol) | Alt + 8486 (Unicode) |
📌 Note: If your laptop doesn’t have a numeric keypad, use the Character Map (Win + R → Type charmap → Enter).
How to Type the Ohm Symbol (Ω) on Mac
Mac users can insert the Ohm symbol using Option key shortcuts or the Character Viewer.
Mac Shortcut for the Ohm Symbol
| Symbol | Mac Shortcut |
|---|---|
| Ω (Ohm Symbol) | Option + G |
✅ Bonus Tip: Use Cmd + Control + Space to open the Character Viewer, then search for “Ohm” and insert it.
How to Type the Ohm Symbol (Ω) on Linux (Ubuntu)
Linux users can type the Ohm symbol using Unicode input or the Compose Key.
Method 1: Unicode Input
- Press Ctrl + Shift + U.
- Type 2126 (Unicode for Ω).
- Press Enter, and the symbol appears.
Method 2: Using the Compose Key
- Enable the Compose Key in your settings.
- Press Compose, then type O + M.
- The Ω symbol will appear.
Using the Ohm Symbol in Documents & Browsers
The Ohm symbol (Ω) is widely used in:
✅ Microsoft Word, Excel, PowerPoint
✅ Google Docs, Sheets, Slides
✅ LibreOffice Writer, Calc, Impress
✅ Web Browsers (Chrome, Edge, Firefox, Opera, Safari, Brave, DuckDuckGo, Ecosia)
✅ Physics and electrical engineering reports
🔌 Example Use in a Sentence:
- “The resistance of the circuit is 100 Ω.”
FAQs About the Ohm Alt Code
What is the Ohm Alt Code on Windows?
The Alt code for Ω is Alt + 234.
Can I use the Ohm symbol on social media?
Yes! Copy-paste Ω into Twitter, Instagram, Facebook, and LinkedIn.
How do I insert the Ohm symbol in Microsoft Word?
Use Alt + 234 or go to Insert → Symbol → Ω.
Complete List of Windows Keyboard Shortcuts
If you need help for Windows, you can find a whole list of all keyboard shortcuts here.
https://keyboard-shortcuts.org/
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