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A) 0.004Give thewaveleQ.6) What is electromagnetsSEC0.7) Define unit.give the requirements of good unit.2.8) Give the properties ofhy sky appearX raysge- Red at sunrise & sule gives a deviationof 3° angor addit

Answer»

7. A unit is an agreed upon quantity by which magnitudes are measured. Unit analysis can really help in making sure you do complicated problems properly. The unit gives a hint even on the nature of the physical quantities.8.



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