Fluid Mechanics Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the Fluid velocity in the pipe Time taken to close the valve Pipe length All of these Fluid velocity in the pipe Time taken to close the valve Pipe length All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.3 0.01 0.1 0.003 0.3 0.01 0.1 0.003 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to viscous forces is called the __________ number. Weber Mach Reynold Froude Weber Mach Reynold Froude ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? Fluid flow between parallel plates None of these Fluid flow at the inlet to a nozzle Viscous fluid flow between converging plates Fluid flow between parallel plates None of these Fluid flow at the inlet to a nozzle Viscous fluid flow between converging plates ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the Difference in the densities of the particle & fluid Square of particle size Inverse of fluid viscosity All of these Difference in the densities of the particle & fluid Square of particle size Inverse of fluid viscosity All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For an incompressible fluid, the bulk modulus of elasticity is 0 N/m ∞ N/m² 5 kg/m³ 1 N 0 N/m ∞ N/m² 5 kg/m³ 1 N ANSWER DOWNLOAD EXAMIANS APP