Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 2-chorak Fizika choraklik 9-sinf Fizika 2-chorak InfoMaster May 21, 2021 1276 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 4 1 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 2-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi A) Erish B) Diffuziya C) Broun xarakati D) Broun xarakati 2 / 25 Diffuziya tezligi nimaga bog’liq A) modda zichligiga B) Modda tempraturasiga C) tashqi bosimga D) modda miqdoriga 3 / 25 1 m ³ suvda necha molekula bor? A) 6 * 10²³ B) 5 * 10²⁵ C) 3,3 * 10²⁸ D) 10⁵ 4 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Shtern B) Broun C) Maksvell D) Avogadro 5 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) J.Maksvel B) Avogadro C) L.Bolsman D) O.Shtern 6 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) pV=const B) p/T=const C) pT=const D) v=m/M 7 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = C / π C) D = 2 – R D) D = V / S 8 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.? A) Sharl’ B) Avogadro C) Boyl-Mariott D) Gey – Lyussak 9 / 25 Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi A) tempratura B) ideal gaz C) issiqlik muvozanati D) to’yingan bug’ 10 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) nisbiy molekulalar massa B) modda C) molar massasi D) moda miqdori 11 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) p=2/3 nEk B) pV=RT C) pV=T/=const D) pV=m/MRT 12 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) psixrometr B) gigrometr C) termometr D) Barometr 13 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) issiqlik muvozanati B) tempratura muvozanati C) gaz xolat tenglamasi D) issiqlik balansi 14 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura B) Suvning qaynash temperaturasi C) Suvning kritik temperaturasi D) Suvning qotish temperaturasi 15 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ (sigma) = F/l B) δ(sigma) = Q/L C) δ(sigma) =Q/m D) δ(sigma) = F/S 16 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izaxorik B) izobarik C) adibatik D) izotermik 17 / 25 1 m³ suvda necha molekula bor? A) 5 * 10²⁵ B) 10⁵ C) 6 * 10²³ D) 3,3 * 10²⁸ 18 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) qaynash tempraturasi B) absolyut tempraturasi C) shudring tempraturasi D) bug’lanish tempraturasi 19 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) PV = RT/M B) Pm = vRT/M C) Pr = mRT/v D) PV = mRT/M 20 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = C / π B) D = 2 – R C) D = V / S D) D = m / V 21 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Avogadro B) Sharl C) Boyl-Mariott D) Gey – Lyussak 22 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) Q=A B) Q= ΔU+A C) ΔU=-A D) Q= ΔU 23 / 25 100 K Selsiy shkalasida nimaga teng A) 100 gradus S B) - 373 gradus S C) 373 gradus S D) -173 gradus S 24 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = m / M B) ν (nyu) = Nm / M C) ν (nyu) = 1 / T D) ν (nyu) = N / Na 25 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izotermik B) izoxorik C) izobarik D) adibatik 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 Foydali bo'lsa mamnunmiz