Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 2-chorak Fizika choraklik 9-sinf Fizika 2-chorak InfoMaster May 21, 2021 1202 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 4 0 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 2-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 100 K Selsiy shkalasida nimaga teng A) - 373 gradus S B) -173 gradus S C) 100 gradus S D) 373 gradus S 2 / 25 Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng A) 4,6 * 10¯²⁴ g B) 4,6 * 10¯⁴² g C) 56 * 10¯²³ g D) 4,6 * 10¯²³ g 3 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ(sigma) = F/S B) δ(sigma) =Q/m C) δ (sigma) = F/l D) δ(sigma) = Q/L 4 / 25 P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping A) V₂ = R₁ P₂ V₁/ T₁ T₂ B) V₂ = P₁ V₁ T ₂ / T₁ P₂ C) V₂ = T₁ P₂ / P₁ V₁ T₂ D) V₂ = T₁ T₂ V₁ / P₁ P₂ 5 / 25 Izotermik jarayon uchun termodinamikaning 1-qonuni A) Q=A B) Q= ΔU C) ΔU=-A D) Q= ΔU+A 6 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²³ 1/ mol B) Avogadro 6*10²⁶ 1/ mol C) Avogadro 6*10³⁴ 1/ mol D) Avogadro 6*10²⁴ 1/ mol 7 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = Nm / M B) ν (nyu) = 1 / T C) ν (nyu) = N / Na D) ν (nyu) = m / M 8 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) PV = mRT/M B) Pm = vRT/M C) Pr = mRT/v D) PV = RT/M 9 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Shtern B) Maksvell C) Avogadro D) Broun 10 / 25 1 m³ suvda necha molekula bor? A) 10⁵ B) 3,3 * 10²⁸ C) 5 * 10²⁵ D) 6 * 10²³ 11 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = 2 – R B) D = C / π C) D = V / S D) D = m / V 12 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 423 K B) 123 K C) -423 K D) -123 K 13 / 25 1 m ³ suvda necha molekula bor? A) 3,3 * 10²⁸ B) 5 * 10²⁵ C) 6 * 10²³ D) 10⁵ 14 / 25 Metallarni payvandlab ulash qaysi hodisaga asoslangan? A) Molekulalarning atomlardan tashkil topishi B) Broun harakati C) Diffuziya D) Molekulalar orasidagi tortitish kuchi 15 / 25 Diffuziya tezligi nimaga bog’liq A) tashqi bosimga B) modda miqdoriga C) Modda tempraturasiga D) modda zichligiga 16 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 2 marta kamayadi B) 2 marta ortadi C) 4 marta ortadi D) 4 marta kamayadi 17 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) O.Shtern B) J.Maksvel C) L.Bolsman D) Avogadro 18 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Maksvell B) Shtern C) Broun D) Avogadro 19 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) PV = mRT/M B) P₂V₁/T₁= P₂V₂/T₂ C) P₁V₁=P₂V₂ D) P₁/T₁= P₂/T₂ 20 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) R=8,31 J/mol K B) R=8,31*10³ J/mol K C) K=1,38 J/K D) P=3,14 21 / 25 Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi A) issiqlik muvozanati B) to’yingan bug’ C) ideal gaz D) tempratura 22 / 25 Ochiq idishdagi 200C tempraturali gazning zichligini 2marta kamaytirish uchun, uning tempraturasini qanchaga orttirish kerak A) 260°C B) 293°C C) 190°C D) 203°C 23 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) gaz xolat tenglamasi B) issiqlik balansi C) tempratura muvozanati D) issiqlik muvozanati 24 / 25 Dinamika so‘zining ma’nosi nima A) mashina B) bo‘lak, parcha C) kuch D) harakat 25 / 25 O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi A) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi B) Moy qatlamining qalinligiga bog'liq C) Cheksiz yoyilmaydi D) Cheksiz yoyiladi 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