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Preposition: "On"
'On' का प्रयोग

Surface, Days, Dates, and Devices.

Concept: "On" is used to show surface contact (touching the top), specific days and dates, or usage of electronic media.
("On" का प्रयोग सतह पर रखी वस्तु, दिन/तारीख, या इलेक्ट्रॉनिक उपकरणों के लिए होता है।)

1. Surface Contact (सतह के ऊपर - पर)

Used when something is touching the top of something else.

English Sentence Hindi Meaning
The book is on the table. किताब मेज पर है।
The picture is on the wall. तस्वीर दीवार पर है।
He is sitting on the floor. वह फर्श पर बैठा है।

2. Days and Dates (दिन और तारीख - को)

Used for specific days of the week or calendar dates.

English Sentence Hindi Meaning
I will come on Monday. मैं सोमवार को आऊँगा।
We met on 15th August. हम 15 अगस्त को मिले।
My birthday is on Sunday. मेरा जन्मदिन रविवार को है।

3. Electronic Media/Devices (पर)

Used for phones, computers, TV, internet, etc.

Difference: In vs On (Time)

In (Long Period) On (Specific Day)
In 2024 (Year) On Monday (Day)
In June (Month) On 5th June (Date)