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GATE 2023 || Fluid Mechanics & Machinery || Evaluation Quiz 2

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Question 1

Consider the following conditions and select the correct option:
1) Fluid is real
2) Steady flow
3) Fluid should follow Newton’s law
4) Pressure is constant on fluid
5) Flow is incompressible
Which of the conditions does Bernoulli equation follows?

Question 2

Which of the following is a wrong statement in context of laminar flow through a pipeline?

Question 3

The Reynolds number for turbulent flow in pipes is _____

Question 4

Froude number is the ratio of inertia force to

Question 5

Outside boundary layer the flow is_________.

Question 6

A Chemical fluid was being carried from one place to another through a pipe laying on the ground at the same height. The chemical flows from one pipe to another pipe of different cross-section area 5 m2 (Pipe 1) and 3m2 (Pipe 2) respectively. Which pipe will feel a greater pressure from the fluid?

Question 7

In laminar flow through a circular pipe the discharge varies

Question 8

Which one of the following equation are considered gravity and pressure force only
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Apr 30ESE & GATE ME