Solid state detector

Na and Mg crystallize in crystals of

Write about Seven crystal structures in detail.

The number of nearest particles which is in direct contact with a particle in a closed packed structure

• Unit Cell

• Void

• Packing efficiency

• Coordination number

The red shaded plane is:

• (100)

• (1,0,0)

• <100>

• {100}

The following methods are adopted for discarding wastes:

• Landfill

• Incineration

• Composting

• All the above

Waste from nuclear plants and thermal plants are classified as

• Urban waste

• Industrial waste

• Hazardous waste

The GROND Observatory is known to measure the afterglow of GRBs in ……... colours simultaneously.

• 2

• 5

• 7

• 9

• this picture represents electrons in infinite periodic potential

• this picture represents electrons in a finite potential well

• this picture represents electrons in a finite periodic potential well

• this picture represents electrons in a infinite potential well

Best answer to explain the image?

• Glass structure

• Crystalline structure

• Quartz crystalline structure

• Silicon dioxide rings

Identify the crystal structure?

• Body centered Cubic

• Face centered Cubic

• Simple Cubic

• None of the above