GATE 2024 II Fluid Mechanics & Machinery II Rank Booster Quiz 5

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Question 1

For a 2D flow field, . Find the equation of streamline _________, which passes through point (2, 2).

• A
• Bxy = 2
• Cy = 4x
• Dx = 4y

Question 2

Property that makes fluid flow rotational is

• ASurface tension
• BFlowability
• Cviscosity
• DDensity

Question 3

Continuity equation for 2 – D incompressible and steady flow is______.

• AA₁V₁ = A₂V₂
• BA₁V₂ = A₂V₁
• CBoth A and B
• DNone

Question 4

A stream function is given by ψ = (). The Velocity potential function (φ) of the flow will be________?

• A2xy + f(x)
• B-2xy + constant
• C2(x² −y²)
• D2xy + f(y)

Question 5

Cinsider the 2-D steady flow field

V=(2xy-5y²)i+(4x²+3xy)j

The number of stagnation points in the flow field is

Answer

Question 6

Flow occurring in a pipeline when a valve is being opened is

• Asteady
• Bunsteady
• Claminar
• Dvortex

Question 7

For the velocity field given by the absolute acceleration at point P (2, 3) is ________ units.

• A1580.8
• B1622.5
• C1670
• D1700.45

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