8-sinf 1-chorak Jismlarning elektrlanganligini sezish, kuzatish uchun qo’llaniladigan asbob nomini toping ?

8-sinf
1-chorak

1. 
   Jismlarning elektrlanganligini sezish, kuzatish uchun qo’llaniladigan asbob nomini toping ?
   

1. 
   Elektroskop B. Elektrometr C. Kondensator D. Elektrofor
   

2. 
   Atom tuzilishini tajriba asosida o’rgangan olim nomi ?
   

1. 
   Demokrit B. Kulon C. Rezerford D. Faradey
   

3. 
   Elektrlanganlik darajasini tavsiflovchi fizik kattalik… deb ataladi ?
   

1. 
   Kuchlanganlik B. Elektr zaryadi C. Kuchlanish D. Sig’im
   

4. 
   Dielektrik so’zining ma’nosi ?
   

1. 
   O’tkazuvchi B. O’tkazmas C. Zaryad D. Sig’im
   

5. 
   Bir xil ishorali elektrlangan jismlar bir biridan… ?
   

1. 
   Tortiladi B. Itariladi C. Zaryadlanadi D. Ishqalanadi
   

6. 
   Kulon qonuni hisoblash formulasini toping ?
   

1. 
   F=mg B. F=a/m C. F=k*q₁*q₂/r² D. F=mgh
   

7. 
   36 nC zaryadning undan 9 va 18 sm masofada yotgan nuqtalardagi maydon kuchlanganligini toping ?
   

1. 
   40 kN/C; 10 kN/C B. 30;10 C. 20;10 D. 10;10
   

8. 
   Elektron, proton, neytron qaysi moddani ichki tuzilishi ?
   

1. 
   Atom B. Molekula C. Vodorod D. Kislorod.\
   

9. 
   Akkumulator so’zining ma’nosi ?
   

1. 
   Oqim B. O’tkazmas C. O’tkazuvchi D. To’plovchi
   

10. 
    Elektr maydon kuchlanganlik formulasini toping ?
    

1. 
   V=s/t B. E=F/q C. F=E*q D. q=F/E
   

11. 
    Farad qaysi fizik kattalikni o’lchov birligi ?
    

1. 
   Sig’im B. Zaryad C. Kuch D. Kuchlanganlik
   

12. 
    Turli ishora bilan zaryadlangan bulutlar orasida yoki bulut bilan yer sirti orasida sodir bo’ladigan kuchli elektr uchquni... deyiladi ?
    

1. 
   Yashin B. Momaqaldiroq C. Chaqmoq D. Yashin qaytargich
   

13. 
    Sig’im formulasini toping ?
    

1. 
   C=C1+C2+C3 B. C=Eo ES/d C. 1/C=1/C1+1/C2+1/C3 D. E=F/q
   

14. 
    Uyali telefon 3 V kuchlanishli tok manbayiga ega. Ma’lum vaqt davomida undan 100 C zaryad o’tganida qancha ish bajariladi ?
    

1. 
   400 J B. 200 J C. 300J D. 100 J
   

15. 
    Kuchlanishni o’lchovchi asbob nomini toping ?
    

1. 
   Ampermetr B. Elektrometr C. Termometr D. Voltmetr
   

16. 
    Kuchlanish formulasi ?
    

1. 
   U=A/q B. A=U*q C. q=A/u D. E=F/q
   

17. 
    Sig’imlari 60 pF, 100 pF va 150 pF bo’lgan kondensatorlar ketma-ket ulangan. Umumiy sig’imni toping ?
    

1. 
   20 pF B. 10 pF C. 40 pF D. 30 pF
   

18. 
    k proporsionallik koeffitsiyentining son qiymatini toping ?
    

1. 
   9*10⁹ N*m2/C2 B. 1.6*10¹⁹ C C. 8.85 *10 12 C2/N*m2 D. 3*10⁴
   

19. 
    Zaryadli zarralarning tartibli harakati, ya’ni oqimi… deyiladi ?
    

1. 
   Tok kuchi B. Kuchlanish C. Elektr toki D. Sig’im
   

20. 
    1 kV necha volt ga teng ?
    

1. 
   100 V B. 1000 V C. 10000 V D. 10 V
   

S	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20
J	A	C	B	B	B	C	A	A	D	B	A	C	B	C	D	A	D	A	C	B