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 : 5 1:50 1 :25 1 : 2.5 1 : 5 1:50 1 :25 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is more more or less depending on size of glass tube less same more more or less depending on size of glass tube less same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are metre2/se kg sec/metre newton-sec/metre newton-sec/metre2 metre2/se kg sec/metre newton-sec/metre newton-sec/metre2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas is incompressible None of these has constant viscosity is of theoretical interest is incompressible None of these has constant viscosity is of theoretical interest ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H1/2 H3/2 H5/2 H H1/2 H3/2 H5/2 H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A fluid is said to be ideal, if it is inviscous inviscous and compressible inviscous and incompressible incompressible inviscous inviscous and compressible inviscous and incompressible incompressible ANSWER DOWNLOAD EXAMIANS APP