बंद सतह के लिए क्षेत्र सदिश किस दिशा में लिया जाता है?

For a closed surface, in which direction is the area vector taken?

Explanation opens after your attempt
Correct Answer

A. बाहर की ओर / Outward

Step 1

Concept

For a closed surface, the standard direction of area vector is outward.

Step 2

Why this answer is correct

This fixes positive and negative sign of flux.

Step 3

Exam Tip

Treat outward field as positive. चरण 1: बंद सतह पर छोटे क्षेत्र सदिश की मानक दिशा बाहर की ओर ली जाती है। चरण 2: इसी से अभिवाह का धनात्मक और ऋणात्मक चिह्न तय होता है। चरण 3: बाहर जाते क्षेत्र को धनात्मक मानें।

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The correct answer is A. बाहर की ओर / Outward.

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