9-sinf Fizika 2-chorak May 21, 2021May 21, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Fizika 2-chorak ga fikr bildirilmagan. 12 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 2-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) tempratura muvozanati B) issiqlik balansi C) gaz xolat tenglamasi D) issiqlik muvozanati 2 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 423 K B) 123 K C) -423 K D) -123 K 3 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) Barometr B) psixrometr C) gigrometr D) termometr 4 / 25 Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ? A) T = t- 273 B) T = - t - 273 C) T = 273 - t D) T = t + 273 5 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ(sigma) =Q/m B) δ(sigma) = Q/L C) δ (sigma) = F/l D) δ(sigma) = F/S 6 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²⁶ 1/ mol B) Avogadro 6*10³⁴ 1/ mol C) Avogadro 6*10²³ 1/ mol D) Avogadro 6*10²⁴ 1/ mol 7 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Boyl-Mariott B) Avogadro C) Gey – Lyussak D) Sharl 8 / 25 Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi A) issiqlik muvozanati B) ideal gaz C) to’yingan bug’ D) tempratura 9 / 25 Dinamika so‘zining ma’nosi nima A) bo‘lak, parcha B) harakat C) kuch D) mashina 10 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Avogadro B) Shtern C) Broun D) Maksvell 11 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) J.Maksvel B) O.Shtern C) L.Bolsman D) Avogadro 12 / 25 Izotermik jarayon uchun termodinamikaning 1-qonuni A) ΔU=-A B) Q= ΔU+A C) Q=A D) Q= ΔU 13 / 25 1 m³ suvda necha molekula bor? A) 3,3 * 10²⁸ B) 6 * 10²³ C) 5 * 10²⁵ D) 10⁵ 14 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izotermik B) izobarik C) izaxorik D) adibatik 15 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) P₂V₁/T₁= P₂V₂/T₂ B) P₁/T₁= P₂/T₂ C) PV = mRT/M D) P₁V₁=P₂V₂ 16 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10³⁴ 1/ mol B) Avogadro 6*10²⁶ 1/ mol C) Avogadro 6*10²⁴ 1/ mol D) Avogadro 6*10²³ 1/ mol 17 / 25 Diffuziya tezligi nimaga bog’liq A) tashqi bosimga B) modda miqdoriga C) modda zichligiga D) Modda tempraturasiga 18 / 25 1 m ³ suvda necha molekula bor? A) 10⁵ B) 5 * 10²⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 19 / 25 Ideal gaz haroratining 2marta ko’tarilishi hajm birligidagi molekulalar sonining 2marta kamayishiga olib kelagan bo’lsa, uning bosimi qanday o’zgaradi A) 2marta kamayadi B) 5marta kamayadi C) O’zgarmaydi D) 4marta ortadi 20 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) pT=const B) v=m/M C) pV=const D) p/T=const 21 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) R=8,31 J/mol K B) P=3,14 C) R=8,31*10³ J/mol K D) K=1,38 J/K 22 / 25 Molekulalar kinetik nazariyaning asosiy qoidalari qaysi javobda to’liq bayon qilinngan A) Modda mayday bo’laklardan tuziladi va ular fazoni uzluksiz to’ldiradi B) Moddalar mayda zarralar- molekulalar va atomlardan tashkil topgan, ular tartibsiz va to’xtovsiz harakatda, atom va molekulalar bir-birlari bilan o’zaro ta’sirda, moddalarning xossalari shu molekulalar harakati va o’zaro ta’siri biolan belgilanadi C) Modda elementlar zarralardan tuziladi va ular bir-biriga to’xtovsiz aylanib turadi D) Modda m ayday zarralardan tashkil topgan va ular orasida o’zaro ta’sir kuchlari mavjud 23 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 2 marta ortadi B) 4 marta ortadi C) 2 marta kamayadi D) 4 marta kamayadi 24 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) pV=RT B) p=2/3 nEk C) pV=T/=const D) pV=m/MRT 25 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) moda miqdori B) nisbiy molekulalar massa C) modda D) molar massasi 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring Author: InfoMaster Fizika choraklik