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 All of these Time taken to close the valve Pipe length Fluid velocity in the pipe All of these Time taken to close the valve Pipe length Fluid velocity in the pipe ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Square of the difference in specific weights of solid & fluid First power of its dimeter Inverse of the fluid viscosity Inverse square of the diameter Square of the difference in specific weights of solid & fluid First power of its dimeter Inverse of the fluid viscosity Inverse square of the diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydrodynamic and thermal boundary layers will merge, when Prandtl number is one Nusselt number tends to infinity Schmidt number tends to infinity Archimedes number is greater than 10000 Prandtl number is one Nusselt number tends to infinity Schmidt number tends to infinity Archimedes number is greater than 10000 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The unit of velocity head is ft-lbf/sec ft-lb/sec ft-lbf/lb ft-lb/ft³ ft-lbf/sec ft-lb/sec ft-lbf/lb ft-lb/ft³ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Mach number for hypersonic flow of compressible fluid is > 1 < 2 1 > 4 > 1 < 2 1 > 4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of supersonic flow of a fluid through pipeline, the 'Mach number' is > 1 < 1 1 > 1 < 1 1 ANSWER DOWNLOAD EXAMIANS APP