Answer (Detailed Solution Below)

Option 3 : 0
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Electric charges and coulomb's law (Basic)
10 Qs. 10 Marks 10 Mins

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धारणा:


गणना:

हम जानते हैं, 

यहां, समाकलन की सीमा समान है (यानी., π/4)

इसलिए, विकल्प (3) सही है।

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