MDE 12 End of Unit Quiz

MDE 12 End Of Unit Quiz

1 / 12

Question 1:

Which of the following is a key component of a plate-type heat exchanger?

D) Tubes and shell

A) Baffle plates

C) Cooling fins

B) Gasketed plates

2 / 12

Question:

State THREE advantages of plate-type heat exchangers compared to tube-type heat exchangers.

D) Higher durability, simpler construction, and better temperature control

C) Lower pressure drop, higher fluid velocities, and reduced fouling

A) Higher heat transfer efficiency, smaller footprint, and easier maintenance

B) Lower manufacturing cost, higher corrosion resistance, and less space requirement

3 / 12

Question 5:

Which component in a plate-type heat exchanger directs the flow of fluids and ensures proper distribution across the plates?

D) The distribution ports

A) The end covers

C) The flow directors

B) The support frame

4 / 12

Question:

With reference to plate-type heat exchangers, what is the purpose of the plates being corrugated?

B) To increase the surface area for heat transfer

D) To allow the plates to be more flexible

A) To reduce the weight of the heat exchanger

C) To make the plates easier to manufacture

5 / 12

Question 3:

In a plate-type heat exchanger, where are the fluid inlet and outlet connections typically located?

D) On the front and back of the heat exchanger

C) On the corners of the heat exchanger

A) On the sides of the heat exchanger

B) On the top and bottom of the heat exchanger

6 / 12

Question:

With reference to plate-type heat exchangers, which materials are commonly used for the plates and seals?

C) Plates: Stainless steel; Seals: Nitrile rubber

B) Plates: Copper; Seals: Teflon

A) Plates: Aluminum; Seals: Rubber

D) Plates: Brass; Seals: Silicone

7 / 12

Question 4:

In a typical plate-type heat exchanger, what is the common flow configuration?

D) Radial flow

A) Parallel flow

B) Crossflow

C) Counter-current flow

8 / 12

Question:

With reference to plate-type heat exchangers, what is the purpose of tell-tales?

B) To provide an early warning of seal failure

A) To indicate the flow direction of fluids

C) To reduce the noise generated during operation

D) To help with the alignment of the plates during assembly

9 / 12

Question 2:

In a plate-type heat exchanger, how are the plates typically arranged?

B) Arranged in a spiral pattern for increased efficiency

D) Layered with cooling fins between each plate

A) Stacked horizontally with alternating flow channels

C) Positioned vertically with separate compartments for each fluid

10 / 12

Question 4:

What is the purpose of the flow distribution plates in a plate-type heat exchanger?

B) To provide structural support to the heat exchanger

A) To direct the fluid evenly across the entire plate surface

D) To increase the overall weight of the heat exchanger

C) To separate the hot and cold fluids

11 / 12

Question 1:

In a plate-type heat exchanger, how are the plates arranged to facilitate heat transfer?

C) Plates are arranged in a parallel pattern with each plate having its own independent channel

D) Plates are arranged in a stacked circular configuration with a common central inlet

A) Plates are arranged in a spiral pattern

B) Plates are arranged in a single stack with alternating flow channels

12 / 12

Question 3:

What is the primary purpose of gaskets in a plate-type heat exchanger?

A) To increase the heat transfer rate

B) To prevent cross-contamination between the fluids

D) To maintain the structural integrity of the plates

C) To direct the flow of fluids through the heat exchanger

Your score is