In a foggy day a water droplet is suspended in the air because of its charge and also the Earth electric filed. if the diameter of droplet is 180µm (micro meter, I micro =10-6 m), and water density is 1000kg/m³, and electric field formed by earth is 200.0 N/C, Then find amount of charge on droplet and also number of exceed electrons on droplet?

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.