Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Are identical in shape, but differ only in size Have identical velocities Have identical forces Are equal in size and shape Are identical in shape, but differ only in size Have identical velocities Have identical forces Are equal in size and shape ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy of a liquid particle in motion is equal to Kinetic energy - (pressure energy + potential energy) Pressure energy - (kinetic energy + potential energy) Potential energy - (pressure energy + kinetic energy Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) Pressure energy - (kinetic energy + potential energy) Potential energy - (pressure energy + kinetic energy Pressure energy + kinetic energy + potential energy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is Below be centre of gravity Above the centre of gravity Could be above or below e.g. depending on density of body and liquid At the centre of gravity Below be centre of gravity Above the centre of gravity Could be above or below e.g. depending on density of body and liquid At the centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Bernoulli's equation is based on the assumption that The velocity of flow is uniform across any cross-section of the pipe All of these No force except gravity acts on the fluid There is no loss of energy of the liquid flowing The velocity of flow is uniform across any cross-section of the pipe All of these No force except gravity acts on the fluid There is no loss of energy of the liquid flowing ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Delivery head of a centrifugal pump is Directly proportional to N² Inversely proportional to N² Inversely proportional to N Directly proportional to N Directly proportional to N² Inversely proportional to N² Inversely proportional to N Directly proportional to N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Kept 50% open Kept fully closed Kept fully open Irrespective of any position Kept 50% open Kept fully closed Kept fully open Irrespective of any position ANSWER DOWNLOAD EXAMIANS APP
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