RRB Paramedical Staff Nurse Model Paper 4

Question : 97 of 100

Marks: +1, -0

When air is replaced by a dielectric medium of constant k , the maximum force of attraction between two charges separated by a distance

Solution:

F'=\;{1}/{4 π∊_{0}}\; {q_1q_2}/r^{2}=\;F/{K}

{F}

is the force in air, then F is less than F since K > 1

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