When a glass slab in introduced between two charged spheres, the force between them
a) in increases b) remains same c) is reduced
d) is increased or decreased, depending on the thickness of slab
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f=Kqq/r^2
f=1/4π£° qq/r^2
so
force is inversely proportional to £°
as
after inserting glass slab
£°=€K
so
force also become 1/k times
hence, force reduce when k increase
and increase when k reduce
f=1/4π£° qq/r^2
so
force is inversely proportional to £°
as
after inserting glass slab
£°=€K
so
force also become 1/k times
hence, force reduce when k increase
and increase when k reduce
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