60.Fan: P. Habibullayev, A, Boydadayev, A. Bahromov, M. Yuldasheva ,qiyinchilik darajasi-1
Bir elektrlangan jism boshqa jismga nima orqali ta’sir korsatadi?
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elektr maydon To’g’ri javob
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havo
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magnit maydon
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suv
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61.Fan: Fizika P. Habibullayev,A, Boydadayev, A. Bahromov, M.Yuldasheva qiyinchilik darajasi-2
Metall jism manfiy zaryadlansa, uning massasi qanday o’zgaradi?
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o’zgarmaydi To’g’ri javob
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oshadi
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kamayadi
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bog’liq emas
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62.Fan: Fizika P. Habibullayev, A, Boydadayev, A. Bahromov, M. Yuldasheva qiyinchilik darajasi-2
C1 va C2 sig’imli kondensatorlar parallel ulanganda uning umumiy qarshiligi qanday?
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C=C1+C2 To’g’ri javob
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C=C1/2
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C=C1C2/C1+C2
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1/C=1/C1+1/C2
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63.Fan: Fizika P. Habibullayev, A, Boydadayev, A. Bahromov, M. Yuldasheva ,qiyinchilik darajasi-2
Yassi kondensatorning elektr sig’imi formulasi qanday ifodalanadi?
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C=e0eS/d To’g’ri javob
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C=C1C2/C1+C2
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C1+C2
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C=q/U
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64.Fan: Fizika P.Habibullayev,A,Boydadayev, A.Bahromov, M.Yuldasheva,qiyinchilik darajasi-2
Maydoning biror biror nuqtasidagi 12 zaryadga 3mN kuch ta’sir etmoqda. Bu nuqtadagi maydon kuchlanganligini toping.
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250 N/C To’g’ri javob
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40 N/C
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25 N/C
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36 N/C
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65.Fan: Fizika P.Habibullayev,A,Boydadayev, A.Bahromov,M.Yuldasheva,qiyinchilik darajasi-2
Zaryadlari +5q va -10q bo’lgan ikkita bir xil suv tomchi birlashdi. Hosil bo’lgan tomchining zaryadi qanday bo’ladi.
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-5q To’g’ri javob
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-15q
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-10
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+5q
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66.Fan: Fizika P.Habibullayev,A,Boydadayev, A.Bahromov, M.Yuldasheva,qiyinchilik darajasi-2
Jismda 1,2 *104 ta ortiqcha elektron bor . Jism zaryadini toping.
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1,92 *10-15C To’g’ri javob
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4*10-14C
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1,2*10-19C
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1,6*10-14C
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67.Fan: FizikaP. Habibullayev, A, Boydadayev, A. Bahromov, M.Yuldasheva ,qiyinchilik darajasi-1
200 necha faradga teng?
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2*10-4F To’g’ri javob
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2*10-6F
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200 F
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2000 F
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68.Fan: Fizika P.Habibullayev,A,Boydadayev, A.Bahromov, M.Yuldasheva,qiyinchilik darajasi-2
Elektr zanjiridagi kuchlanishni rostlash , ya`ni o`zgartirish uchun qo`llaniladigan asbob nomini belgilang?
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Potensiometr To’g’ri javob
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Reostat
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Rezistor
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Voltimetr
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69.Fan: P.Habibullayev, A,Boydadayev, A. Bahromov, M.Yuldasheva ,qiyinchilik darajasi-2
C1 va C2 sig’imli kondensatorlar ketma- ket ulanganda uning umumiy qarshiligi qanday?
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C=C1C2/C1+C2 To’g’ri javob
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C=C1+C2
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C=C1/2
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1/C=1/C1+1/C2
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70.Fan: P. Habibullayev, A, Boydadayev, A. Bahromov, M. Yuldasheva ,qiyinchilik darajasi-1
Qaysi zarra musbat elementar zaryadga ega?
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praton To’g’ri javob
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elektron
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nrytron
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pozitron
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