The force of attraction between two charges `+30 xx 10^(-9)C and -20 xx 10^(-9)C` seperated by a distance of 020m is found to be `5 xx 10^(-5)N`. Find

Question

The force of attraction between two charges `+30 xx 10^(-9)C and -20 xx 10^(-9)C` seperated by a distance of 020m is found to be `5 xx 10^(-5)N`. Find

The force of attraction between two charges `+30 xx 10^(-9)C and -20 xx 10^(-9)C` seperated by a distance of 020m is found to be `5 xx 10^(-5)N`. Find the relative permittivity of the medium.
A. 2 N
B. 50 N
C. 0.5 N
D. 10 N

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`k=F_(a)/F_(m)" "thereforeF_(m)=F_(a)/k=2N`

4 views Answered 2023-02-05 15:29