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Science and Technology – 2014: Daily Answer Writing Challenge – 33

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11 October 2014

1) What are the main purposes of space based navigation systems? Examine the differences between IRNSS and GPS systems.

Reference – 1

Reference – 2

2) Write Short notes(100 Words)

a) Abbe’s diffraction limit

b) Single-molecule microscopy

c) Near-field microscopy

Reference