Questions

The combined gas law states that the ratio between the pressure-volume product and the temperature of a system remains constant.

Hence it depends on all the three Volume, Temperature & Pressure.

All of the factors that contribute to global winds are 

1) Uneven warming of the earth by the sun
2) Coriolis Effect
3) Convection Cells

Permanent hardness of water may be removed by the addition of Sodium Carbonate.

The degeneration of a signal over distance on a network cable is called attenuation.

Same charges will repel each other and the charges that are different will attract each other.

Gravitational Force