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grounding is done for protection of equipment from high voltage & heavy current whereas earthing is done for dead matallic part of machine.
Protection from shock hazard.
chemical earthig is that type of earthing where low water level mostly used in hilly areas
super charging could be done to a car
For earthing pipe of 40mm dai & 3 mtr. Long required 5 kg. Of salt & 6.5 kg of charcoal. This type of earthing is done for distribution transformers of various rating.
If you look at your blackberry phone while it's charging, by the battery icon there is a wire looking symbol with a plug located right next to it. Once your blackberry phone is done charging the symbol will disappear indicating that your blackberry phone is done fully charging.
Earthing is done to make electrical appliances safe and secure, from immediate shock or lightning that may affect building.
The Ipod touch is done charging when the green battery on screen while it is plugged in if completely filled with green
No it wont you can keep it on the charger for 100 days
In ship long metal pipe inserted deeply in ice with filled coal and salt
Earthing of a transformer is done to 1:reduce the sensitivity of protective relays. 2:reduce the damage due to fault current. 3:get rid of great loss of equipment and money in case of any earth fault.
It's hard to tell when your iTouch is done charging, but the battery bar should be green all the way full.