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Test. Fizika.9-sinf.I-variant.
1.Mexanik kuchlanish formulasini ko’rsating.
A) σ=F/S B) σ=FS C) p=F/S D) F=σℓ
2.Suvning qaynash temperaturasi necha gradus?
A) 20 B) 90 C) 0 D) 100
3.Nisbiy uzayish qanday harf bilan belgilanadi?
A) λ B) ε C) σ D) µ
4. Moddaning qattiq holatidan gaz holatiga o’tish jarayoni ...... deyiladi.
A) erish B) qotish C) kondensatsiya D) sublimatsiya
5.Harorat o’zgarmas bo’ladigan izojarayon …… deyiladi.
A) izobarik B) izotermik C) izoxorik D) adiabatik
6. Termodinamikaning I qonuni formulasi qanday.
A) Q=A B) Q=ΔU+A C) Q=ΔU D) ΔU=A
7. Termodinamik ish bajarilmaydigan jarayon qaysi?
A) izobarik B) izotermik C) izoxorik D) adiabatik
8.Sirt taranglik kuchi formulasi qanday?
A) σ=F/S B) σ=FS C) p=F/S D) F=σℓ
9. 270C necha kelvin?
A) 100K B) 200K C) 300K D) 400K
10. 1kg suvni xaroratini 100C ga oshirish uchun qancha issiqlik miqdori kerak?
A) 4200J B) 420J C) 42J D) 4.2J
11. Moddaning solishtirma erish issiqligi belgisi va birligi qanday?
A) C, J/kgK B) q, J/kg C) λ, J/kg D) r, J/kg
12.T=const bo’lsa, P1V1=P2V2 bo’lish jarayoni qanday jarayon?
A) izobarik B) izotermik C) izoxorik D) adiabatik
13.Izobarik jarayon formulasini ko’rsating.
A) PV=const, T=const B) P/T=const, V=const C) V/T=const, P=const D) PV=const, T=const
14.Aniq erish temperaturasiga ega bo’lmagan jism …… .
A) Kristal jism B) amorf jism C) polokristall D) monokristal
15.Izoxorik jarayon uchun termodinamikaning I qonuni formulasi qanday.
A) Q=ΔU+A B) ΔU=A C) Q=A D) ΔU=A
16. Mendeleyev-Klapeyron tenglamasi qanday?
A) P=nkT B) PV=νRT C) PV=RT D) PV= const
17. Moddaning solishtirma issiqlik sig’imi belgisi va birligi?
A) C, J/kgK B) q, J/kg C) λ, J/kg D) r, J/kg
1 8. Ideal gaz molekular-kinetik nazariyasining asosiy tenglamasi qanday?
A) m= ν M B) Ek=m0υ2/2 C) P=n m0υ2/3 D) υ=
19. Universal gaz doimiysi qanday va nechaga teng?
A)NA=6,02*10231/mol B) K=1,38*10-23J/K C) R=8,31J/molK D) K=1,38*1023J/K
20. Moddaning gaz holatidan suyuq holatiga o’tishi nima deyiladi?
A) erish B) suyulish C) kondensatsiya D) sublimatsiya
21. Moddaning erish uchun zarur bo’lgan issiqlik miqdori formulasi qanday?
A) Q=r m B) Q=c m Δt C) Q=λm D) Q=qm
22.Havoning nisbiy namligi qanday asbob bilan o’lchanadi?
A) barometr B) psixrometr C) monometr D) termometr
23.Izojarayonlar necha xil bo’ladi?
A) 2 B) 3 C) 4 D) 5
24. Keltirilgan formulalardan qaysi biri moddaning yonish issiqligidir?
A) Q=r m B) Q=c m Δt C) Q=λm D) Q=qm
25. Moddalarning bug’lanish tezligi nimalarga bog’liq?
A) xaroratga B) modda turiga C) sirt yuziga D) A,B,C
Test. Fizika.9-sinf.II-variant.
1. Moddaning solishtirma erish issiqligi belgisi va birligi qanday?
A) C, J/kgK B) q, J/kg C) λ, J/kg D) r, J/kg
2.T=const bo’lsa, P1V1=P2V2 bo’lish jarayoni qanday jarayon?
A) izobarik B) izotermik C) izoxorik D) adiabatik
3.Izobarik jarayon formulasini ko’rsating.
A) PV=const, T=const B) P/T=const, V=const C) V/T=const, P=const D) PV=const, T=const
4.Aniq erish temperaturasiga ega bo’lmagan jism …… .
A) Kristal jism B) amorf jism C) polokristall D) monokristal
5.Izoxorik jarayon uchun termodinamikaning I qonuni formulasi qanday.
A) Q=ΔU+A B) ΔU=A C) Q=A D) ΔU=A
6. Mendeleyev-Klapeyron tenglamasi qanday?
A) P=nkT B) PV=νRT C) PV=RT D) PV= const
7. Moddaning solishtirma issiqlik sig’imi belgisi va birligi?
A) C, J/kgK B) q, J/kg C) λ, J/kg D) r, J/kg
8. Ideal gaz molekular-kinetik nazariyasining asosiy tenglamasi qanday?
A) m= ν M B) Ek=m0υ2/2 C) P=n m0υ2/3 D) υ=
9. Universal gaz doimiysi qanday va nechaga teng?
A)NA=6,02*10231/mol B) K=1,38*10-23J/K C) R=8,31J/molK D) K=1,38*1023J/K
10. Moddaning gaz holatidan suyuq holatiga o’tishi nima deyiladi?
A) erish B) suyulish C) kondensatsiya D) sublimatsiya
11. Moddaning erish uchun zarur bo’lgan issiqlik miqdori formulasi qanday?
A) Q=r m B) Q=c m Δt C) Q=λm D) Q=qm
12.Havoning nisbiy namligi qanday asbob bilan o’lchanadi?
A) barometr B) psixrometr C) monometr D) termometr
13.Izojarayonlar necha xil bo’ladi?
A) 2 B) 3 C) 4 D) 5
14. Keltirilgan formulalardan qaysi biri moddaning yonish issiqligidir?
A) Q=r m B) Q=c m Δt C) Q=λm D) Q=qm
15. Moddalarning bug’lanish tezligi nimalarga bog’liq?
A) xaroratga B) modda turiga C) sirt yuziga D) A,B,C
16.Mexanik kuchlanish formulasini ko’rsating.
A) σ=F/S B) σ=FS C) p=F/S D) F=σℓ
17.Suvning qaynash temperaturasi necha gradus?
A) 20 B) 90 C) 0 D) 100
18.Nisbiy uzayish qanday harf bilan belgilanadi?
A) λ B) ε C) σ D) µ
19. Moddaning qattiq holatidan gaz holatiga o’tish jarayoni ...... deyiladi.
A) erish B) qotish C) kondensatsiya D) sublimatsiya
20.Harorat o’zgarmas bo’ladigan izojarayon …… deyiladi.
A) izobarik B) izotermik C) izoxorik D) adiabatik
21. Termodinamikaning I qonuni formulasi qanday.
A) Q=A B) Q=ΔU+A C) Q=ΔU D) ΔU=A
22. Termodinamik ish bajarilmaydigan jarayon qaysi?
A) izobarik B) izotermik C) izoxorik D) adiabatik
23.Sirt taranglik kuchi formulasi qanday?
A) σ=F/S B) σ=FS C) p=F/S D) F=σℓ
24. 270C necha kelvin?
A) 100K B) 200K C) 300K D) 400K
25. 1kg suvni xaroratini 100C ga oshirish uchun qancha issiqlik miqdori kerak?
A) 4200J B) 420J C) 42J D) 4.2J
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