Thursday, January 27, 2011

LEARN THE CAUSE OF REFLECTION,DIFFRACTION AND SCATTERING

ONE DAY I WAS STUDYING THEN I COME TO KNOW THAT WHY THE REFLECTION,DIFFRACTION AND SCATTRING OCCUR. I JUST STOP MY WORK AND THEN FIGHT WITH THAT QUESTION FOR 2 DAYS AND THEN A ANSWER I GET. U WILL NOT BELIEVE THAT I LEARN IT IN B.TECH FINAL YEAR ALTHOUGH I HEAR THIS NAME IN FIFTH CLASS, HOW STRANGE BUT TRUE COZ ACCORDING TO ME FIGHTING WITH ANY THING GIVES THE IDEA OF SOLUTION BUT THAT TIME I FIGHT FOR SUCCESS AND FORGET THAT FIGTING WITH CONCEPT MAKES U SUCCESSFUL. SO THE ANSWER IN MY VIEW (IN CASE OF ELECTRONIC WAVE WHICH TRAVEL BY REFLECTION BY OBJECTS IN COMMUNICATION)IS THAT

THE REFLECTION TAKES PLACES WHEN AN EM WAVE SIGNAL ENCOUNTERS A SURFACE THAT IS LARGE RELATIVE TO THE WAVELENGTH OF THE SIGNAL
EXPLANATION:- IN CASE OF COMMUNICATION THE EM WAVE TRAVELL BY COLLISION BY OBJECTS , OBJECTS LIKE METAL HAVE FREE ELECTRONS AND AS THE SIZE OF METAL INCREASE THAN THE NO. OF FREE ELECTRON INCREASE SO WHEN WAVE ENCOUNTERS THAT SURFACE THE ELECTRONS BECOMES EXCITED AND THEN GIVE THEIR ENERGY TO OTHER ELECTRONS BY VIBRATING IN MOVING IN A ZIG ZAG MOTION. AND AFTER DUE TO LARGE SURFACE THE ATTENUATION TAKE PLACES WHICH IS CALLED SKIN DEPTH . AND WE KNOW THAT A ELECTRON CAN LIVE IN  EXCITED STATE FOR SHORT DURATION AND THEN IT RETURNS ENERGY IN SAME DIRECTION (ENERGY NOT CROSS DUE TO LARGE OBJECT AND ATTENUATION) WITH SOME PHASE CHANGING ALTHOUGH ALL THE ENERGY CAN NOT BE RETURNED SO THE TOTAL ENERGY IS SUM OF HEAT LOSS AT SURFACE AND REFLECTED WAVE. DUE TO THIS THE WAVE FRONT CAN BE CHANGED AND TILTED.

WE ALL HASBEEN STUDIED THAT THIS TYPE CHANGES DEPEND ON REFRECTIVE INDEX 'N' BUT WHAT IS 'N' AND AND ALSO WE READ ITS DEPEND ON THE NATURE BUT I HAS BEEN PROVED THAT EVERY NATURE DEPENDS ON NATURE OF MOVING ELECTRONS. MEANS EVERY CHANGES IS NOT DEPEND ON NATURE IT DEPENDS ON BASIC STRUCTURE AND WHY IT IS SO. IN NEXT BLOG I  WILL SAY THAT IT DOES NOT DEPEND ON ELECTRON IT DEPENDS ON HIGGS BOSON (GOD PARTICAL) THE  CAUSE OF CREATION OF UNIVERSE.

OTHER WILL BE IN NEXT BLOG SO KEEP IN TOUCH........... 

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