Related Questions

The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity.
A $$\frac{{{I_{\text{G}}}}}{{{\text{A}}\overline {\text{x}} }}{\text{ below}}$$
B $$\frac{{{I_{\text{G}}}}}{{{\text{A}}\overline {\text{x}} }}{\text{ above}}$$
C $$\frac{{{\text{A}}\overline {\text{x}} }}{{{I_{\text{G}}}}}{\text{ below}}$$
D $$\frac{{{\text{A}}\overline {\text{x}} }}{{{I_{\text{G}}}}}{\text{ above}}$$
The centre of pressure acts __________ the centre of gravity of immersed surface.
A At
B Above
C Below
D None of these
When a plate is immersed in a liquid parallel to the flow, it will be subjected to a pressure __________ that if the same plate is immersed perpendicular to the flow.
A Less than
B More than
C Equal to
D None of these
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the sub-merged body is called
A upthrust
B reaction
C buoyancy
D metacentre
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the submerged body is called
A Up-thrust
B Reaction
C Buoyancy
D Metacentre
In an immersed body, centre of pressure is
A At the centre of gravity
B Above the centre of gravity
C Below be centre of gravity
D Could be above or below e.g. depending on density of body and liquid
The center of gravity of the volume of the liquid displaced by an immersed body is called
A center of gravity
B center of pressure
C metacentre
D center of buoyancy
A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body and S = Sum of the squares of the two semi-axes.)
A $$\frac{{{\text{MS}}}}{3}$$
B $$\frac{{{\text{MS}}}}{4}$$
C $$\frac{{{\text{MS}}}}{5}$$
D None of these
A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy.
A Coincides with
B Lies below
C Lies above
D None of these
When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called
A Pascal’s law
B Archimedes’s principle
C Principle of flotation
D Bernoulli’s theorem

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