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1. Electric Charges and Fields
normal

દળ$(M)$, લંબાઈ$(L)$, સમય$(T)$ અને વિદ્યુત પ્રવાહ$(A)$ ને મૂળભૂત રાશિઓ તરીકે લો તો પરમિટિવિટિનું પરિમાણ ....... છે.

A

$ML^{-2}T^2A$

B

$M^{-1} L^{-3} T^4 A^2$

C

$MLT^{-2}A$

D

$ML^2T^{-1}A^2$

Solution

$F =\frac{1}{4 \pi \epsilon_0} \cdot \frac{ q _1 q _2}{ r ^2} \Rightarrow \epsilon_0=\frac{ q _1 q _2}{4 \pi Fr r ^2}$

$\frac{ AT \cdot AT }{ MLT ^{-2} L ^2}=\frac{ A ^2 T ^2}{ ML ^3 T ^{-2}}= M ^{-1} L ^{-3} A ^2 T ^4$

Standard 12
Physics

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