9-sinf Test savollari 1-variant
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1-variant
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9-sinf Test savollari 1-VARIANT Suyuqlik va gazlarda zarralarning to’xtovsiz va tartibsiz harakati nima deb ataladi? A) diffuziya B) broun harakat S) ilgarilanma harakat D) temperatura Molekulalar konsentratsiyasi deb nimaga aytiladi? A) moddaning kimyoviy xossasini saqlab qoladigan eng kichik zarraga B) molekula va atomlarning to’xtovsiz va tartibsiz harakatiga S) moddaning issiqlik holatini miqdor jihatdan saqlaydigan kattalikka D) moddaning hajm birligidagi molekulalar soniga Bitta molekulaning massasi o’rtacha qancha atrofida bo’ladi? A) 10-22 kg – 10-29 kg B) 10-20 kg – 10-28 kg S) 10-22 kg – 10-20 kg D) 10-27 kg – 10-25 kg 5 litrli idishda 2,4∙1024 ta gaz molekulasi bor. Gaz molekulalari konsentratsiyasini toping. A) 4,8∙1026 m-3 B) 12∙1024 m-3 S) 7,4∙1022 m-3 D) 2,4∙1025 m-3 Universal gaz doimiysining son qiymati to’g’ri berilgan javobni ko’rsating. A) 1,38∙10-23 J/K B) 8,31 J/K∙mol S) 9∙109 N∙m2/C2 D) 6,02∙1023 1/mol Molyar massaning xalqaro birliklar sistemasi (XBS)dagi birligini ko’rsating. A) 1 J/K B) 1 kg/mol S) 1 mol-1 D) 1 Pa Modda miqdorini toppish formulasini toping. A)  B)  S)  D) 
Suv molekulasining (H2O) nisbiy molekular massasi qanchaga teng? A) 44 m.a.b. B) 32 m.a.b. S) 18 m.a.b. D) 2 m.a.b. Normal sharoitda har qanday gazning 1 mol modda miqdori qancha hajmni egallaydi? A) 0,024 m3 B) 0,0242 m3 S) 0,0204 m3 D) 0,0224 m3 Ideal gaz molekular-kinetik nazariyasining asosiy tenglamasini ko’rsating. A)  B) S) D)
Suvning temperaturasini o’lchovchi termometrning shkalasi to’g’ri berilgan javobni belgilang. A) -20 dan 500C gacha B) 0 dan 1000C gacha S) 35 dan 420C gacha D) -273 dan 00C gacha Gaz kengayganda gaz ustida qanday ish bajariladi va uning ichki energiyasi qanday o’zgaradi? A) manfiy ish bajariladi, ichki energiya ortadi B) musbat ishbajariladi, ichki energiya kamayadi S) manfiy ish bajariladi, ichki energiya kamayadi D) musbat ish bajariladi, ichki energiya ortadi Termodinamika ish formulasi to’g’ri berilgan javobni belgilang. A)  B)  S)  D) 
1 kg moddaning temperaturasini 1 K ga oshirish uchun unga berish zarur bo’lgan issiqlik miqdor ish u moddaning … deb ataladi.Nuqtalar o’rniga to’g’ri javobni belgilang va formulasini ko’rsating. A) issiqlik sig’imi, 
B) solishtirma issiqlik sig’imi, S) solishtirma yonish issiqligi, D) o’rtacha kinetic energiya, Quyidagi Selsiy shkalasida berilgan ifodani Kelvin shkalasida ifodalang. t=-1500C. A) T=423 K B) T=150 K S) T=123 K D) T=273 K Quyidagi Kelvin shkalasida berilgani fodani Selsiy shkalasida ifodalang. T=100 K A) t=-273 0C B) t=-173 0C S) t=373 0C D) t=0 0C Gaz molekulalarining o’rtacha kvadratik tezligini toppish ifodasini ko’rsating. A)  B) S) D)
Kislorod molekulalarining 270C haroratdagi o’rtacha kvadratik tezligini toping. A) 483 m/s B) 516 m/s S) 440 m/s D) 533 m/s Bosim o’zgarmas bo’lganda kechadigan fizik jarayonlar. A Izotermik B) Izobarik S) Izoxorik D) Adiabatik 1 Kaloriya necha Joulga teng? A) 4.2 J B) 500 J S) 600 J D) 700 J Qanday moddalar o’z Hajmini saqliydi? A Gazlar B) Suyuqliklar S) Qattiq jismlar D) B va S Moddaning kimyoviy xossalarini o’zida saqlab qoluvchi shu moddaning eng kichik zarrasi? A) Atom B) T.J.Y S) Elektron D) Proton Balandligi 25 mm bo’lgan suv ustunining bosimini toping (Pa). A) 10 B) 25 S) 100 D) 250 Elektr lampochka yonganda undagi gazning harorati  dan  gacha ko’tarilgan bo’lsa, bosimi qanday o’zgargan?
A) 2,7 marta ortgan B) 3,5 marta ortgan S) 2,6 marta kamaygan D) 4,4 marta kamaygan 25. Berk idishdagi ideal gazning molekulalari o’rtacha kvadratik tezligi  ga oshirilsa, gaz bosimi qanday bo’ladi?
A) Javoblar.1-B 2-D 3-D 4-A 5-B 6-B 7-A 8-S 9-D 10-D 11-B 12-B 13-S 14-B 15-A 16-B 17-B 18-A 19-B 20-A 21-D 22-A 23-D 24-A 25-S. Download 19.47 Kb. Do'stlaringiz bilan baham: 
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