خط موثر ہے۔ – Khat muassir hai. – ख़त प्रभावी है।

English: The letter is effective.

Short Explanation:

Grammar Point: The Simple Present tense with "to be" (is) describes a current state or fact — here, "effective".

Structure: Subject + is + adjective/noun (e.g., It is effective).

Usage Tip: Use this pattern to describe qualities, conditions, or facts about people, places, or things.