Hydraulics and Fluid Mechanics in ME The Bernoulli's equation is based on the assumption that There is no loss of energy of the liquid flowing The velocity of flow is uniform across any cross-section of the pipe No force except gravity acts on the fluid All of these There is no loss of energy of the liquid flowing The velocity of flow is uniform across any cross-section of the pipe No force except gravity acts on the fluid All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The width of the bucket for a Pelton wheel is generally ________ the diameter of jet. Five times Three times Double Four times Five times Three times Double Four times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a static fluid Resistance to shear stress is small Fluid pressure is zero Only normal stresses can exist Linear deformation is small Resistance to shear stress is small Fluid pressure is zero Only normal stresses can exist Linear deformation is small ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 4/RN 64/RN 16/RN 1/RN 4/RN 64/RN 16/RN 1/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio of Francis turbine is defined as the ratio of the Velocity of flow at inlet to the theoretical jet velocity None of these Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet Velocity of flow at inlet to the theoretical jet velocity None of these Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hammer blow in pipes occurs when There is excessive leakage in the pipe The flow of fluid through the pipe is gradually brought to rest by closing of the valve 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 There is excessive leakage in the pipe The flow of fluid through the pipe is gradually brought to rest by closing of the valve 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
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