Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 2.5 1 : 5 1 :25 1:50 1 : 2.5 1 : 5 1 :25 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its specific weight specific mass specific density specific gravity specific weight specific mass specific density specific gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Fluid is a substance that cannot remain at rest under action of any shear force always expands until it fills any container has the same shear stress.at a point regardless of its motion cannot be subjected to shear forces cannot remain at rest under action of any shear force always expands until it fills any container has the same shear stress.at a point regardless of its motion cannot be subjected to shear forces ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The flow which neglects changes in a transverse direction is known as one dimensional flow uniform flow steady flow turbulent flow one dimensional flow uniform flow steady flow turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The peoperty by virtue of which a liquid opposes relative motion between its different layers is called co-efficient of viscosity surface tension osmosis viscosity co-efficient of viscosity surface tension osmosis viscosity ANSWER DOWNLOAD EXAMIANS APP
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