Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 2-chorak Fizika choraklik 9-sinf Fizika 2-chorak InfoMaster May 21, 2021 1208 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 O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi A) Cheksiz yoyiladi B) Moy qatlamining qalinligiga bog'liq C) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi D) Cheksiz yoyilmaydi 2 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) issiqlik balansi B) issiqlik muvozanati C) gaz xolat tenglamasi D) tempratura muvozanati 3 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²⁴ 1/ mol B) Avogadro 6*10³⁴ 1/ mol C) Avogadro 6*10²⁶ 1/ mol D) Avogadro 6*10²³ 1/ mol 4 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) pT=const B) v=m/M C) p/T=const D) pV=const 5 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.? A) Sharl’ B) Gey – Lyussak C) Boyl-Mariott D) Avogadro 6 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) gigrometr B) termometr C) psixrometr D) Barometr 7 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) pV=T/=const B) pV=m/MRT C) pV=RT D) p=2/3 nEk 8 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = V / S C) D = 2 – R D) D = C / π 9 / 25 Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan A) Qaynash B) Bug'lanish va Qaynash C) Diffuziya D) Bug'lanish 10 / 25 Ochiq idishdagi 200C tempraturali gazning zichligini 2marta kamaytirish uchun, uning tempraturasini qanchaga orttirish kerak A) 190°C B) 260°C C) 203°C D) 293°C 11 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Suvning qotish temperaturasi B) Suvning qaynash temperaturasi C) Suvning kritik temperaturasi D) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura 12 / 25 P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping A) V₂ = T₁ T₂ V₁ / P₁ P₂ B) V₂ = P₁ V₁ T ₂ / T₁ P₂ C) V₂ = R₁ P₂ V₁/ T₁ T₂ D) V₂ = T₁ P₂ / P₁ V₁ T₂ 13 / 25 1 m³ suvda necha molekula bor? A) 5 * 10²⁵ B) 10⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 14 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU+A B) Q=A C) Q= ΔU D) ΔU=-A 15 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Suvning qaynash temperaturasi B) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura C) Suvning kritik temperaturasi D) Suvning qotish temperaturasi 16 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) adibatik B) izobarik C) izaxorik D) izotermik 17 / 25 Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng A) 4,6 * 10¯²⁴ g B) 56 * 10¯²³ g C) 4,6 * 10¯⁴² g D) 4,6 * 10¯²³ g 18 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) Pm = vRT/M B) PV = mRT/M C) PV = RT/M D) Pr = mRT/v 19 / 25 Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ? A) T = t + 273 B) T = t- 273 C) T = - t - 273 D) T = 273 - t 20 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) -423 K B) 423 K C) 123 K D) -123 K 21 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = C / π B) D = V / S C) D = m / V D) D = 2 – R 22 / 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 23 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izotermik B) adibatik C) izobarik D) izoxorik 24 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) tempratura muvozanati B) gaz xolat tenglamasi C) issiqlik balansi D) issiqlik muvozanati 25 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 4 marta kamayadi B) 4 marta ortadi C) 2 marta ortadi D) 2 marta kamayadi 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