Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 x V225 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes 4 minutes 4 x V225 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes 4 minutes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hammer blow in pipes occurs when The flow of fluid through the pipe is gradually brought to rest by closing of the valve There is excessive leakage in the pipe The flow of fluid through the pipe is suddenly brought to rest by closing of the valve The pipe bursts under high pressure of fluid The flow of fluid through the pipe is gradually brought to rest by closing of the valve There is excessive leakage in the pipe The flow of fluid through the pipe is suddenly brought to rest by closing of the valve The pipe bursts under high pressure of fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηh = ηo × ηm ηo = ηh × ηm ηm = ηm × ηh None of these ηh = ηo × ηm ηo = ηh × ηm ηm = ηm × ηh None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A square surface 3 m × 3 m lies in a vertical line in water pipe its upper edge at water surface. The hydrostatic force on square surface is 13,500 kg 18,000 kg 27,000 kg 9,000 kg 13,500 kg 18,000 kg 27,000 kg 9,000 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reciprocating pump, air vessels are used to Smoothen the flow Reduce acceleration head Increase delivery head Reduce suction head Smoothen the flow Reduce acceleration head Increase delivery head Reduce suction head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.? Pelton wheel Francis turbine None of these Kaplan turbine Pelton wheel Francis turbine None of these Kaplan turbine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS