Physics, asked by rajeshchalak11, 1 month ago

বায়ু মাধ্যমে

q ও 3q আধান
20 মিটার ব্যবধানে আছে পারস্পরিক বিকর্ষণ বল 30N হলে q
এর মান কত?

Answers

Answered by TrustedAnswerer19

40

Answer:

$30\:=\:9×10^9\:×\:\frac{q×3q}{20^2}\\\\⇨\:q\:=\:6.67×10^{-4}\:C$

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