Instrumentation Chapter 5 Test

What type of fluid movement is smooth without obstruction?

• Laminar

• Floating

• Turbulent

• Buoyant

What does a Reynolds number of over 4,000 indicate?

• Turbulent flow

• Streamlined flow

• Laminar flow

• Corrupted flow

What type of flow is a Reynolds number of 1,000?

• Smooth

• Transient

• Turbulent

• Laminar

Which of the following is a common way to indicate a flowing process?

• Percentage flow rate

• Volumetric flow units

• Positive flow rate

• Mass flow units

Which of the following creates a measurable variable that is proportionally equal to flow rate?

• Fluid flow element

• Secondary flow element

• Primary flow element

• Direct flow element

What does the Bernoulli principle state?

• As the speed of a moving fluid decreases, the pressure within the fluid increases.

• As the speed of a moving fluid increases, the pressure within the fluid increases.

• As the speed of a moving fluid decreases, the pressure within the fluid decreases.

• As the speed of a moving fluid increases, the pressure within the fluid decreases.

Which of the following has four impact points spaced across the pipe?

• Flow nozzle

• Pitot tube

• Multiport pilot

• Orifice plate

What are rotameters designed to provide?

• Volumetric flow

• Density measurement

• Flow indication

• Flow type

Which of the following is determined by the difference between two velocity sensor signals?

• Mass flow

• Density flow

• Volumetric flow

• Velocity flow

Which of the following flow meters is a modified differential pressure transmitter?

• Target

• Integral

• Vortex

• Ultrasonic