The 10µC/ m ^ 2 load seen in the free space is distributed along the disc level with an inner radius of 1m and an outer radius of 2m. 1) total load on the disc 2) If a 1µC load is placed at the point 2m above the axis of the load, find the force that will affect this load.

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Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.