Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is less more same more or less depending on size of glass tube less more same more or less depending on size of glass tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is constant over the cross section zero at plates and increases linearly to midpoint zero at the mid plane and varies linearly with distance from mid plane parabolic distribution across the section constant over the cross section zero at plates and increases linearly to midpoint zero at the mid plane and varies linearly with distance from mid plane parabolic distribution across the section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of Boyle’s law Charle’s law Pascal’s law gas law Boyle’s law Charle’s law Pascal’s law gas law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the floating body volume of the fluid vertically above the body displaced volume of the fluid submerged body volume of the floating body volume of the fluid vertically above the body displaced volume of the fluid submerged body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when head loss and discharge are same in two systems length and diameter are same in two systems friction factor and length are same in two systems length of pipe and discharge are same in two systems head loss and discharge are same in two systems length and diameter are same in two systems friction factor and length are same in two systems length of pipe and discharge are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP