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কীভাবে Screen Size Calculator গণনা করবেন

Screen Size Calculator কি?

A screen size calculator computes a monitor's or TV's actual width, height, and pixel density (PPI) from the diagonal measurement and aspect ratio. It helps compare displays of different sizes and resolutions.

ধাপে ধাপে নির্দেশিকা

  1. 1Use Pythagoras' theorem with the aspect ratio to derive width and height from diagonal
  2. 2For 16:9 aspect ratio: height = diagonal × 9 / √(16²+9²); width = height × 16/9
  3. 3PPI = √(horizontal pixels² + vertical pixels²) / diagonal inches

সমাধান করা উদাহরণ

ইনপুট
27-inch 16:9 monitor · 2560×1440 resolution
ফলাফল
23.5" × 13.2" · 109 PPI
QHD resolution at common desk size
ইনপুট
55-inch TV · 3840×2160 (4K)
ফলাফল
47.9" × 27" · 80 PPI
Typical living room 4K TV

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