Таджикистан – Энциклопедия на таджикском языке КИТОБАМ

MAGNITOOPTIKA, magnetooptika (az yun. magnetis — magnit va optika), fasli fizika, ki tahti tasiri maydoni magniti tagyiryobii khususiyathoi optikii muhitro meomuzad. Ba hodisahoi magnitooptiki inho mansuband: tajziyai khathoi spektri dar maydoni magniti (nig. Hodisai Zeeman), charkhzanii hamvorii polyarizasiyai rushnoi dar maydoni magniti (nig. Hodisai Faradey), shikasti dukaratai rushnoi dar moddahoi …

MAGNITOMETR (az. yun. magnetis — magnit va …metr), asbobest baroi chen kardani tavsifi maydoni magniti va khosiyati magnitii moddaho (materialhoi magniti). Vobasta ba prinsipi korashon Magnitografhoi magnitostatiki, elektromagniti, induksionii, elektrodinamiki va Magnitografhoi ba hodisai rezonansi paramagniti asoskardashuda mavjudand. Mas., dar Magnitografhoi maggnitostatistiki shiddatnokii maydoni magniti yo tagyiroti on bo aqrabaki …

MAVJHO, vobasta ba vaqt tagyir yoftani tartibi fazovii maksimumu minimumhoi buzurgihoi fiziki, mas., fishor, zichii modda, shiddatnokii maydonhoi elektriyu magniti; lappishhoi pahnshavanda. Dar fizikai muosir namudhoi zerini Mavjhoro tadqiq mekunand: mavjhoi sathii chandir (holati khususii onho Mavjhoi sadoi), mavjhoi elektromagniti (az jumla, shuoafkanii harorati, rushnoi, gammashuoi, shuohoi rentgeni, radiomavjho, mavjhoi …

MAGNITOSTRIKSIYa (az yun. magnetis — magnit va lot. strictio — fishurdashavi, kashidashavi), tagyiri shakl va hajmi jism hangomi magnitnokshavi. Hodisai Magnitostriksiyaro Ch. Noul soli 1842 kashf kardaast. Dar ferro va ferrimagnetikho (Ee, Ni, So, Gd, Tb va g., yak qator khulaho, ferritho) buzurgii Magnitostriksiya khele kalon d/ —- g» 10—* …

MAVJHOI DAROZ, radiomavjhoe, ki darozii mavjashon az 1 km to 10— 20 km meboshad. Dar sathi kuravii Zamin dar natijai difraksiya radiomavjho ba masofai 1—2 hazor km pahn shuda metavonand. Mavjhoi daroz ba tufayli tasiri mavjbari kuravii atmosfera, ki dar bayni sathi Zamin va hududi poyonii ionosfera ba vujud meoyad, …