Making na-vapor lamp envelopes using yttria


Questions:

1. You place two spheres of crystalline MgO in contact without applying pressure. You find that each sphere experiences a stress due to contact with the other. Why is this so?

2. What would be the advantages and disadvantages of making Na-vapor lamp envelopes using yttria instead of alumina?

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Basic Statistics: Making na-vapor lamp envelopes using yttria
Reference No:- TGS02020204

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