# Fluid dynamics

## Quiz by Sharmilaa K PSGRKCW

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- Q1What is the term used to describe the resistance of a fluid to flow?ViscosityDensityPressureSurface Tension30s
- Q2What is the equation that represents the conservation of mass in fluid dynamics?Continuity equationBernoulli's equationEuler's equationNavier-Stokes equation30s
- Q3What is the term used to describe the force per unit area exerted by a fluid?PressureDensityViscositySurface Tension30s
- Q4What is the term used to describe the force per unit area exerted by a fluid at rest?Dynamic pressureLift forceDrag forceStatic pressure30s
- Q5What is the relationship between pressure and velocity in fluid flow?ProportionalInverseDirectExponential30s
- Q6
Which of thefollowing equations is a result of momentum conservation for inviscid steadyflows?

First law of thermodynamics

Bernoulli’s equation

Navier-Stokes equation

Euler's equation

30s - Q7
Law of conservation of energy is based upon

Both a and b

Bernoulli’s theorem

Stoke’s law

Carnot’s theorem

30s - Q8
Can the flow inside anozzle be steady and uniform?

yes

it can be uniform but never steady

never

it can be steady but never uniform

30s - Q9
What type of flow canbe taken for granted in a pipe of a uniform cross-section?

Unsteady

non uniform

Steady

uniform

30s - Q10
What causes the turbulence in fluid flow?

Kinetic energy

Pressure

Force

Potential energy

30s