The following statements relate to the pressure exerted by a fluid on a Submerged curved surface :
1. The vertical component of hydrostatic force acting on a submerged curved surface acts through the centre of volume of the fluid directly above the submerged area.
2. The horizontal component of the force acting on a curved surface is the hydrostatic force acting on the vertical projection of the curved surface.
3. The resultant force on a curved surface acts on the bottom of th6 curved surface.
Of these statements :