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A forceacts between sodium and chloride ions of salt when put 1 cm apart in air The permittivity of air and dielectricconstant of water are E and K respectively when a piece of salt is put in water electrical force acting between sodium and chlorine ions 1 cm apart is
Dear pallavi
when ions are placed in air
Fa= (1/4∏E) qq /(.01)2
when ions are placed in the water
Fw = (1/4∏EK) qq /(.01)2
=Fa/K
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