Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a circular disc or plate held normal to flow a sphere a cylinder an airfoil a circular disc or plate held normal to flow a sphere a cylinder an airfoil 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 gravity specific density specific mass specific weight specific gravity specific density specific mass ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to less than the weight of the body more than the weight of the body weight of the fluid displaced by the body the weight of the body less than the weight of the body more than the weight of the body weight of the fluid displaced by the body the weight of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to atmospheric pressure force of cohesion force of adhesion surface tension atmospheric pressure force of cohesion force of adhesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is 50 M/SEC 40 M/SEC 22.5 M/SEC 33 M/SEC 50 M/SEC 40 M/SEC 22.5 M/SEC 33 M/SEC ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Fluid is a substance that always expands until it fills any container cannot be subjected to shear forces cannot remain at rest under action of any shear force has the same shear stress.at a point regardless of its motion always expands until it fills any container cannot be subjected to shear forces cannot remain at rest under action of any shear force has the same shear stress.at a point regardless of its motion ANSWER DOWNLOAD EXAMIANS APP
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