Scalar Nature of Fluid Pressure
A fluid exerts a 50 N force perpendicular to a surface with an area of 0.25 m². If the surface is rotated by 30° while its area is held constant, how does the pressure on the surface change?
A
The pressure remains the same
B
The pressure becomes a vector with components in two directions
C
The pressure increases by a factor of 1/cos(30°)
D
The pressure decreases by a factor of cos(30°)
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