Simulation Quiz 1

Heat Transfer for Structures - Simulation Quiz 1

Complete the simulation and have all the results ready BEFORE starting the quiz.

Once you have finished the exam, click on the 'Mark Complete' button to save your progress and move to the next section.

1 / 10

In System A (with Heat Sink), the heat sink and the microprocessor are considered to be in perfect thermal contact. What does this imply? Select 2 best answers.

Contact thermal conductance is low

Contact thermal resistance is low

No temperature drop through the contact is assumed

A large temperature drop through the contact

2 / 10

In System B (without Heat Sink), which laptop component has the highest temperature in the simulation?

Microprocessor

Hard Drive

Battery

DVD Drive

3 / 10

The maximum temperature of the battery in System A with the Aluminum heat sink is _____.

Between 60-69 °C

Between 70-79 °C

Between 50-59 °C

Between 40-49 °C

4 / 10

The maximum temperature of the entire model reported in System A with Aluminum heat sink is _____. Select 2 correct options.

higher than the maximum temperature of the battery in System B without the heat sink

higher than the maximum temperature of the microprocessor in System B without the heat sink

lower than the maximum temperature of the battery in System B without the heat sink

lower than the maximum temperature of the microprocessor in System B without the heat sink

5 / 10

Select the statement that is true for any steady-state thermal system.

Input heat flow> Output heat flow

Input heat flow < Output heat flow

Input heat flow = 0

Input heat flow = Output heat flow

6 / 10

The maximum temperature of the microprocessor in System A with the Aluminum heat sink is _____.

Between 50-59 °C

Between 40-49 °C

Between 60-69 °C

Between 70-79 °C

7 / 10

The cooling from a fan is modeled by _____.

Convection

Temperature

Internal heat generation

Heat Flux

8 / 10

The maximum temperature of the battery in System B without the heat sink is _____.

Between 65-74 °C

Between 55-64 °C

Between 75-84 °C

Between 45-54 °C

9 / 10

How would mesh refinement influence the analysis? Select 2 best answers.

It will give a more accurate solution.

It will make model less complex.

It will increase the number of degrees of freedom.

It will speed up the solution.

10 / 10

The maximum temperature of System B without the heat sink is _____.

Between 50-59 °C

Between 60-69 °C

Between 70-79 °C

Between 40-49 °C

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Heat Transfer In Structures

Laptop Cooling With a Heat Sink

Total Available Time - 30 mins

Total Number of Questions - 10