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Explain about the Impact extrusion
Blank is placed over the die and pressed by punch. Metal is squirted upward round the punch. Thickness of the part is fixed by the gap between punch and die. This is a cold working process and is mainly used for non-ferrous metals such as zinc, lead, tin and aluminium alloy for the manufacture of collapsible tubes for shaving cream, tooth pastes etc.
Q. Detect the presence of synthetic food colours in the given samples? Objectives After conducting this activity, you will be able to: • describe the kind of natural
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how many type of atom?
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Q. Explain the electronic distribution complexes? In majority of the cases the decrease in the number of unpaired electrons agrees well with the magnetic moment values obtained
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