GATE XE concept:incompressible-fluids PYQs & Answers

Questions 1–3 of 3. Imported answers require independent review unless marked reviewed.

For an incompressible fluid, the velocity components (u, v, and w) are given as:

The value of b is ______________. (Answer in integer)

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A form of momentum equation for an incompressible fluid is

(i) (ii) (iii) (iv)

where

is density,

is velocity,

is time,

is pressure,

is viscosity and

represents body force per unit volume. The dimension of term (iii) is

(M, L and T stand for mass, length and time, respectively).

Your answerChoose one option.

[L]¹ [T]⁻²

[M]¹ [L]⁻² [T]⁻²

[M]¹ [L]⁻¹ [T]⁻²

[M]¹ [L]¹ [T]⁻¹

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In an incompressible fluid, the horizontal divergence is −0.01 s⁻¹. Then, the vertical velocity at 50 m above a flat surface is ____ m s⁻¹. Round off to one decimal place.

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GATE XE concept:incompressible-fluids PYQs

How to practice concept:incompressible-fluids

Question 171

Question 155

Question 16