Answer / shivaleela

Laser beam

Answer / bhimarao

over the entire cd the information is stored in the form of
pits and flats. by the application of focusing the LASER
beam on the surface of the cd and reflection from it is
decoded into corresponding information

How can leveltrol be installed in steam drum for measuring the level of steam drum

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1 Answers   NTCP,

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6 Answers  

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2 Answers   NSN,

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What is astigmatism control?

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what are the advantage of pmmc?

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what is microprocessor & how it is work.

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working and uses of current transformer?

0 Answers   Infosys,

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