Question

chapter-1(2nd paper)example-1

Answer 1

given that\[q _{1}=1C\]

Answer 2

\[q _{2}=1C\]

Answer 3

so\[q _{1}=q _{2}\]

Answer 4

distance\[d=1 km\]

Answer 5

\[d=1000m\]

Answer 6

u know the formula\[F=\frac{ 1 }{ 4 \pi \epsilon _{0} }\frac{ q _{1}q _{2} }{ d ^{2} }\]

Answer 7

just put those value in this formula

Answer 8

9000 N

Answer 9

ya u r right @nafis