Why earthing is required, and what effect in earthing result is more than 5 ohm

Why earthing is required, and what effect in earthing result
is more than 5 ohm and less than 5 or equal to 0 ohm

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Why earthing is required, and what effect in earthing result is more than 5 ohm and less than 5 or ..

EARTHING IS REQUIRED FOR HUMAN AS WELL AS MACHINE SAFTY
WHEN EVER THE LEAKAGE CURRENT FLOW IN THE CIRCUIT .IT PASS
THROUGH THE EARTHING CIRCUIT AND MAKE THE POTENTIONAL
DIFFRANCE ZERO .FOR THIS EARTHIN RESISTANCE IS GOOD AS
LESS AS. APROXIMAT 1 OHM. IS GOOD.

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Why earthing is required, and what effect in earthing result is more than 5 ohm and less than 5 or ..

Answer / sangram

earthing is required for machine safety and very important
for human safetywhen leakage current flow should be pass by
earthing.so not danger for anything.any equpment,machine
any electrical equpment must be provied eathing.without
earthing this is not safe.

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