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Mechanical Engineering Material response to micro structural mechanical thermal and biological stimuli Experiments

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Ionic conductivity YSZ electrolyte material for solid oxide fuel cell applications

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1. Solid Oxide Fuel Cell Converts:

a: Mechanical to Chemical Energy Explanation

Explanation

b: Mechanical to Heat Energy Explanation

Explanation

c: Chemical to Electrical Energy Explanation

Explanation

d: Chemical to Heat Energy Explanation

Explanation

2. An oxygen vacancy can be created in ZrO2 by adding:

a: A trivalent cation Explanation

Explanation

b: A tetravalent cation Explanation

Explanation

c: A pentavalent cation Explanation

Explanation

d: A bivalent anion Explanation

Explanation

3. In a solid oxide fuel cell, the oxygen ion diffuses from:

a: Anode to Electrolyte Explanation

Explanation

b: Anode to Cathode Explanation

Explanation

c: Cathode to Electrolyte Explanation

Explanation

d: Cathode to Anode Explanation

Explanation

4. In a solid oxide fuel cell, the hydrogen ion diffuses from:

a: Anode to Electrolyte Explanation

Explanation

b: Anode to Cathode Explanation

Explanation

c: Cathode to Electrolyte Explanation

Explanation

d: Cathode to Anode Explanation

Explanation

5. Total resistance of grain, grain boundary and electrode in a solid oxide fuel cell is calculated by:

a: Ionic conductance Explanation

Explanation

b: Fitting experimental EIS data to a model Explanation

Explanation

c: Using Ohms Law Explanation

Explanation

d: Current drawn by the SOFC Explanation

Explanation

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