Isayensi

Izibonelo ezi-5 zemibuzo yezomthetho 2 I-Kirchhoff

Funda futhi ngezinto eziphathelene noMthetho kaKirchhoff kanye nengxoxo ngemibuzo yoMthetho kaKirchhoff.

1. Isekethe kagesi inezithiyo ezine, ngayinye i-R ₁ = 6 Ohm, i-R ₂ = 6 Ohm, i-R ₃ = 9 Ohm kanye ne-R ₄ = 3 Ohm exhunywe ne-E ₁ = 6 Volt, i-E ₂ = 12 Volt njengoba kuboniswe esithombeni esilandelayo. Ukugeleza kwamandla kagesi ….

A. 1/5 A
B. 2/5 A
C. 3/5 A
D. 4/5 A
E. 1 A

Ingxoxo

Kuyaziwa ukuthi:
Isivikelo 1 (R)₁) = 6 Ω
Isivikelo 2 (R)₂) = 6 Ω
Isivikelo 3 (R)₃) = 9 Ω
Isivikelo 4 (R)₄) = 3 Ω
Umthombo we-emf 1 (E)₁) = 6 Volt
Umthombo we-emf 2 (E)₂) = 12 Volt
Kubuziwe: Umsinga ogeleza kusekethe (I)
Impendulo:

Funda kabanzi

Izibonelo ezi-4 zezinkinga ze-Parallel Resistor

Funda futhi ngezinto eziphathelene nama-resistor ahambisanayo kanye nezibonelo zezinkinga zama-resistor ochungechunge , izibonelo zezinkinga zokumelana kagesi.

1. Njengoba u-R ₁ = 2 Ω kanye no-R ₂ = 4 Ω zixhunywe ngokulingana. Liyini inani le-resistor yokufaka esikhundleni? (Ω = Ohm ).

Ingxoxo

1/R = 1/R ₁ + 1/R ₂ = 1/2 + 1/4 = 2/4 + 1/4 = 3/4

R = 4/3 Ω

Inani lokumelana kokufaka esikhundleni likhulu kunenani lokumelana ngakunye okuxhunywe ochungechungeni.

2.R₁ = 1 Ω, R₂ = 2 Ω, R₃ = 3 Ω. Inani lokumelana kokufaka esikhundleni liyi…..

Funda kabanzi

Izibonelo ezi-4 zezinkinga ze-Series Resistor

Funda futhi ngezinto zochungechunge lwe-resistor kanye nezibonelo zezinkinga ze-resistor ezihambisanayo.

1. Njengoba u-R ₁ = 2 Ω kanye no-R ₂ = 4 Ω zixhunywe ngochungechunge. Liyini inani le-resistor yokufaka esikhundleni? (Ω = Ohm ).

Ingxoxo

R = R1 ₊ R2 ₌ 2 + 4 = 6 Ω.

Inani lokumelana kokufaka esikhundleni likhulu kunenani lokumelana ngakunye okuxhunywe ochungechungeni.

2. R ₁ = 1 Ω, R ₂ = 2 Ω, R ₃ = 3 Ω. Inani lokumelana kokufaka esikhundleni lingu…..

Funda kabanzi

Izibonelo ezi-3 zemibuzo yoMthetho ka-Ohm

1. Ngokusekelwe kudatha esetafuleni, inani lokumelana kukagesi ... Ingabe idatha esetafuleni ichaza umthetho we-Ohm?

Ingxoxo

Funda kabanzi

Funda futhi ngezinto eziphathelene nokumelana kukagesi , izibonelo zezinkinga zokumelana nochungechunge , izibonelo zezinkinga zokumelana nokuhambisana.

Izibonelo ezimbili zemibuzo yokumelana nogesi

1. Idivayisi kagesi ixhunywe emthonjeni wamandla we-30 Volt futhi ithwala ugesi wama-Ampere ama-2. Nquma ukumelana kukagesi kwedivayisi!

Ingxoxo

Kuyaziwa ukuthi:

I-voltage kagesi (V) = 30 Volts

Amandla kagesi (I) = 2 Ampere

Umbuzo: Ukumelana kukagesi (R)

Impendulo:

Ifomula yokumelana kagesi:

Funda kabanzi

Izibonelo Eziyi-8 Zezinkinga Zamandla Kagesi

1. Ishaja kagesi engu-1 Coulomb idlula ngentambo yomqhubi umzuzwana owodwa. Ubukhulu bomsinga kagesi …..

Ingxoxo

Kuyaziwa ukuthi:

Ishaja (Q) = 1 Coulomb

Isikhawu sesikhathi (t) = 1 imizuzwana

Kubuziwe: Ugesi wamandla kagesi

Impendulo:

Funda kabanzi

10 Imibuzo yesibonelo se-torque

1. Isisindo senduku u-AB singanakwa. Uma i-FR _ingumphumela wamandla amathathu u-F1 _, u-F2 _, no-F3 _, khona-ke ubukhulu bamandla u-F2 _kanye nebanga u-x...

A. 50 N phansi kanye no-0,5 m ngakwesobunxele se-A

B. 50 N phezulu kanye no-0,5 m ngakwesokudla kwe-A

C. 50 N phezulu kanye no-0,75 m ngakwesobunxele se-A

D. 50 N phansi kanye no-0,75 m ngakwesokudla kwe-A

E. 50 N phezulu kanye no-0,2 m ngakwesokudla kwe-A

Ingxoxo

Funda kabanzi

Izibonelo eziyi-11 zemibuzo ye-Rotational Dynamics

Isikhathi Sesitayela

1. Induku elula kakhulu, ubude obungu-140 cm. Amandla amathathu asebenza enduku, F1 ₌ 20 Newton , _F2 = 10 N, kanye F3 ₌ 40 N, ngalinye linesiqondiso nendawo njengoba kuboniswe esithombeni. Ubukhulu besikhathi samandla esibangela ukuba induku ijikeleze phakathi nendawo yayo yobunzima...

Funda kabanzi

Izibonelo ezingu-20 zemibuzo kagesi ongaguquki

Amandla kagesi

1. Iphuzu A litholakala ensimini kagesi . Amandla ensimu kagesi endaweni A angu-0,5 NC ^-1 . Uma into enokushaja okungu-0,25 C ibekwa endaweni A, khona-ke amandla e -Coulomb ...

A. 0,125 N

B. 0,25 N

C. 0,35 N

D. 0,40 N

E. 0,70 N

Ingxoxo

Funda kabanzi

Izibonelo ezingu-9 zemibuzo ye-Coulomb Force

1. Imithwalo emithathu ihlelwe njengoba kuboniswe esithombeni esingezansi. Amandla e-Coulomb atholakala ngokushaja u-B angu …. (k = 9 x 10⁹ Nm²C^-2, 1 μC = 10^-6 C)

A. 09 x 10 ¹ N ukushaja C

B. 09 x 10 ¹ N ukushaja u- A

C. 18 x 10 ¹ N ukushaja C

D. 18 x 10 ¹ N ukushaja u-A

E. 36 x 10 ¹ N ukushaja C

Ingxoxo

Funda kabanzi