Hydraulics and Fluid Mechanics in ME The unit of surface tension is N-m N/m2 N/m3 N/m N-m N/m2 N/m3 N/m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity with increase in pressure increases first upto certain limit and then decreases increases remains constant decreases increases first upto certain limit and then decreases increases remains constant decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L/3 L/4 L L/2 L/3 L/4 L L/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these Actual work available at the turbine to energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these Actual work available at the turbine to energy imparted to the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Equation of continuity is based on the principle of conservation of momentum energy mass None of these momentum energy mass None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Reduces the discharge of a turbine Causes noise and vibration of various parts All of these Causes sudden drop in power output and efficiency Reduces the discharge of a turbine Causes noise and vibration of various parts All of these Causes sudden drop in power output and efficiency ANSWER DOWNLOAD EXAMIANS APP