Hydraulics And Fluid Mechanics In Me - Study Mode

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[#491] The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced.

(A) Equal to

(B) Less than

(C) More than

(D) None of these

Correct Answer

(B) Less than

[#492] The body will float if the force of buoyancy is __________ the weight of the liquid displaced.

(A) Equal to

(B) Less than

(C) More than

(D) None of these

Correct Answer

(C) More than

[#493] The total pressure on an immersed surface inclined at an angle $$ heta $$ with the liquid surface is

(A) wA

(B) wx

(C) wAx

(D) $$frac{{{ ext{wAx}}}}{{sin heta }}$$

Correct Answer

(C) wAx

[#494] The property of a liquid which offers resistance to the movement of one layer of liquid over another adjacent layer of liquid, is called

(A) Surface tension

(B) Compressibility

(C) Capillarity

(D) Viscosity

Correct Answer

(D) Viscosity

[#495] Liquids

(A) Cannot be compressed

(B) Occupy definite volume

(C) Are not affected by change in pressure and temperature

(D) None of the above

Correct Answer

(D) None of the above