Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of cohesion atmospheric pressure force of adhesion surface tension force of cohesion atmospheric pressure force of adhesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is more or less depending on size of glass tube more less same more or less depending on size of glass tube more less same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) 2 H/3 H/3 H/2 2 H/5 2 H/3 H/3 H/2 2 H/5 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 Pascal’s law gas law Charle’s law Boyle’s law Pascal’s law gas law Charle’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The flow which neglects changes in a transverse direction is known as steady flow uniform flow turbulent flow one dimensional flow steady flow uniform flow turbulent flow one dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane pitot tube rotameter Orifice plate Venturimeter pitot tube rotameter Orifice plate Venturimeter ANSWER DOWNLOAD EXAMIANS APP