Dtmuz. Com fizika testlar
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Fizika-fanidan-testlar-6-9-sinf (3)
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10. Moddalarning fizik xossalari ularda tanlab olingan yo'nalishiga bog'liqligi nima deb ataladi ? A. Deformatsiya B. Anizatropiya C. Burilish D. Egilish 11. Simobli barometr poychasining diametri 3mm . Simob sathining kapilyarlik ta'siri tufayli pasayishini hisobga olinsa , bu barometrning ko'rsatishiga qanday tuzatish kiritish mumkin. A. h = 4,7 m B. h=5 m C. h = 6m D. h = 3 m 12. Ochiq idishda 20 °C temperaturali gazning zichligini 2 marta kamaytirish uchun uning temperaturasini qanchaga orttirish kerak. A.300 °C B. 293 °C C. 400 °C D. 250 °C 13. Hajmi 70 m 3 bo'lgan honadagi temperatura 280 К edi. Pechka yoqilgandan keyin temperatura 296 К gacha ko'tarildi. Agar bosim doimiy bo'lib 100 К Pa ga teng bo'lsa, havo kengayishida bajargan ishni toping. A. 400 К J B.300KJ C.250KJ D.150KJ 14. Bir uchi bilan mahkamlab qo'yilgan diametri 2 mm bo'lgan simga massasi 10 kg yuk osilgan simdagi mexanik kuchlanishni toping. A. 32 MPa B. 21 MPa C. 17 MPa D.16 MPa 15. Sirt taranglik kuchi formulasini ko'rsating. A. F=ma B.F =δ*l C. F = mg D. P= mg 16. Solishtirma bug'lanish issiqligini hisoblab topish formulasini ko'rsating ? A.
B. Q = mc C. m Q r D. % 100
1 P P
17. Termodinamikaning 1 - qonunini formulasini anqilang? A. Q = mc B. A U Q C.Q = λm D. Q=Q 1 +Q
18. Sig`imi 2 l bo'lgan berk idishda 20 °C da to'yingan suv bug`i bor. Temperaturasi 5 0 C gacha pasayganda idishda qancha suv hosil bo'ladi ? A. 17 mg B. 21 mg C, 14 mg D. 30 mg 19. Nisbiy namlikni hisoblab topish formulasini ko'rsatmg? A.
P B. T P C. % 100
1 P P D. % 100 1 2 1 T T T T
20. “Yulduz uchdi” hodisasi qanday ? A. diametri 1 km dan kichik jismlar B.Kometalar C. Meteorlar D. Meteoritlar 21. Oyning yer atrofida harakati davrida Oyning yoritilgan qisminig ko'rinishi o'zgaradi. Bu nima deyiladi? Javob: 22. "Elektronlar yadro atrofida xuddi sayyoralar singari orbitalar bo'ylab ayianib yuradi". Bu kimning fikri edi. Javob:
23. Sun'iy radiaktivlikni kim kashf etgan? Javob : 24. Oy qachon to'lin oy deyiladi ? Javob : 25.O'zbekistonda atom reaktrori qayerda ishga tushgan ? Javob:
DTMUZ.COM Fizika testlar 9-sinf uchun testlar javobi. I chorak I variant
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J B D B A A B A C C D D A C B A B C C B A 21 Shtern 22 Teskari proporsional 23 Yog` bezlari tufayli patlari ho`llanmaydi 24 Ideal gaz 25 Gigrometr I chorak II variant
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20 J A B B B A B B D D C D B A B C B A B A B 21 -Bukilish, buralish 22 - Kelvin shkalasi 23 – Izoxoralar 24 – Turiga 25 Amorf jism II chorak I variant
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20 J A B C C A B B C B B B C D A B A C A D C 21-Sochuvchi linza 22 - 2 marta ortadi 23 – Riomer 24 - Bug'lanish 25 - 2 ta
II chorak II variant № 1 2 3 4 5 6 7 8 9 10
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J A C A B C C A A A C D D B D A B A C A A 21 – 3*10 8 m/s 22 - Tasvirni kattalashtirish yoki kichiklashtrish uchun 23- R=8.31 J/mol*K 24 - 7 xil 25 – Quyosh
III chorak I variant № 1 2 3 4 5 6 7 8 9 10 11 12
13 14
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19 20
J C B B A C D B A B A C D A B A D A B B C 21 - 10 -12
-10 -13
sm 22- 50 ta proton 23 - 3 ta proton , 3 ta elektron , 4 ta neytron 24 –
n He H H 1 0 4 2 3 1 2 1 25- Rezerford
III chorak II variant № 1 2 3 4 5 6 7 8 9 10 11 12
13 14
15 16
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19 20
J D A B C C A A B C C A C A D B A D C D D 21-1,66*10 -27
kg 22- 8 ta proton , 8 ta elektron, 8 ta neytron 23 - 1959 yil Toshkent Ulug'bek shaharchasida 24 - 1 ga ortadi 25 - Frederik Jolio Kyuriylar
IV chorak I variant
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J B C D A A D C C C C B C A C A D A B B C 21 - 7.3-10 6 m 22 – Yoritilgan tomoni 9da 130°С , qorong’u tomonida - 170°С 23 - 24 - На . Oydagi kun uzunligi Yerdagi 2 haftaga to'gri keladi 25 - Yer, Quyosh va Oy oralig'ida bo'lsa
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J B A B C B D B A A D D B A C B A D C D B 21-150 mln km 22- 15 mli 0 C
fan 24
25- Oy fazalari o’zgarishi
DTMUZ.COM Fizika testlar Yillik
I variant
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J C A B D A A C A A B D C C C A A D A C B 21- Yog` bezlari tufayli patlari ho`llanmaydi 22 – Izoxorik 23 - Gigrometr 24- 150 mln. km 25 – 1.66*10 -27 kg
Yillik II variant
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J A C A A A D C A A B A B A A B C B B C A 21- Oy fazalari o`zgarishi 22-Rezerford 23- Fredrik Jolio Kyuriylar 24 - Yer Quyosh va Oy oralig’ida bo'lsa 25- 1959 yil Toshkent Ulug’bek shaharchasi
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