Te whakamahinga o te ture tuatahi o te thermodynamics i roto i ētahi tukanga thermodynamic (Isobaric Isothermal Isochoric)

30 Te Whakamahinga o te Ture Tuatahi o te Termodynamics i roto i ētahi tukanga thermodynamic (Isobaric Isothermal Isochoric) 1. E whakaatu ana te kauwhata i raro nei i te huringa thermodynamic e pā ana ki tētahi hau. Ko te mahi i mahia e te hau i runga i te tukanga ABCD ko … E mōhiotia ana: Pēhanga 1 (P1) = 2 x 105 Pa Pēhanga 2 (P2) = 4 x 105 … Pānuitia atu

Te ture tuatahi o te thermodynamics – ngā raruraru me ngā otinga

30 Te ture tuatahi o te thermodynamics – ngā raruraru me ngā otinga 1. Ka tāpirihia he 3000 J o te wera ki tētahi pūnaha, ā, ka mahia e te pūnaha he 2500 J o te mahi. He aha te huringa o te pūngao ā-roto o te pūnaha? E mōhiotia ana: Wera (Q) = +3000 Joule Mahi (W) = +2500 Joule E hiahiatia ana: te huringa … Pānuitia atu

Te ariā nekeneke o ngā hau – ngā raruraru me ngā otinga

1. Ite mahi tahi i ngā hau i roto i te ipu kati i te tīmatanga he rōrahi V me pēhanga P. Mena ko te pēhanga whakamutunga he 4P, ā, ka noho pūmau te rōrahi, he aha te tere o te pēhanga?tio o te pūngao nekeneke tuatahi me te pūngao nekeneke whakamutunga te kaha kinetic.

Mōhiotia:

Pēhanga tuatahi (P1) = P

Pēhanga whakamutunga (P2) = 4P

Te rōrahi tuatahi (V1) = V

Te rōrahi whakamutunga (V2) = V

Hiahia: Te ōwehenga o te pūngao nekeneke tīmatanga ki te pūngao nekeneke whakamutunga (KE1 :KE2)

Rongoā:

Ko te whanaungatanga i waenga i te pēhanga (P), te rōrahi (V) me te pūngao nekeneke (KE) o ngā hau pai :

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 18

Ko te ōwehenga o te pūngao nekeneke tīmatanga ki te pūngao nekeneke whakamutunga:

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 19

2. He aha te pūngao nekeneke whakawhiti toharite o ngā ngota i roto i te hau pai i te 57oC.

Mōhiotia:

Te pāmahana o te hau (T) = 57oC + 273 = 330 Kelvin

Boltzmannte pūmau (k) = 1.38 x 10-23 Joule/Kelvin

Hiahia: Te pūngao nekeneke whakawhiti toharite

Rongoā:

Te whanaungatanga i waenga i te pūngao nekeneke (KE) me te pāmahana o te hau (T):

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 3

Te pūngao nekeneke whakawhiti toharite:

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 4

3. He hau i 27oC i roto i te ipu kati. Ki te piki ake te pūngao nekeneke o te hau kia 2 ngā wā i te pūngao nekeneke tīmatanga, ko te pāmahana whakamutunga o te hau ko…

Mōhiotia:

Te pāmahana tīmatanga (T1) = 27oC + 273 = 300 K

Pūngao nekeneke tuatahi =KE

Pūngao nekeneke whakamutunga = 4 KE

Hiahia: Te pāmahana whakamutunga (T2)

Rongoā:

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 5

4. Kei roto i tētahi ipu kati te hau pai rawa atu, ka whakamahanatia, nō reira koinā te mutunga. tere toharite ka piki ake te tere toharite o ngā matūriki hau mā te 3 ngā wā i te tere toharite tīmatanga. Mena he 27oC, kātahi ko te pāmahana whakamutunga o te hau tino pai ko…

Mōhiotia:

Te pāmahana tīmatanga = 27oC + 273 = 300 Kelvin

Te tere tīmatanga = v

Te tere whakamutunga = 2v

hiahia :Tte pāmahana whakamutunga o te hau pai

Rongoā:

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 20

Te tere toharite whakamutunga = 2 x te tere toharite tuatahi

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 7

5. E toru ngā mōrehu hau kei roto i tētahi wāhi 36 rita te rahi. Ko te pūngao nekeneke o ia ngota hau he 5 x 10-21 Joule. Pūmau hau whānui = 8.315 J/mole.K me te pūmau Boltzmann = 1.38 x 10-23 J/K. He aha te pēhanga hau i roto i te ipu.

Mōhiotia:

Te maha o ngā mole (n) = 3 mole

Rōrahi = 36 rita = 36 dm3 = 36x10-3 m3

Te pūmau a Boltzmann (k) = 1.38 x 10-23 J/K

Pūngao nekeneke (KE) = 5 x 10-21 Joule

Pūmau hau whānui (R) = 8.315 J/mole.K

hiahia Pēhanga hau (P)

Rongoā:

Tātaihia te pāmahana mā te whakamahi i te whārite o te pūngao nekeneke o te hau.

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 8

Tātaihia te pēhanga hau mā te whakamahi i te whārite o te ture hau pai (i roto i te maha o ngā ira, n):

PV = n RT

P (36 x 10-3) = (3)(8.315)(241.5)

P (36 x 10-3) = 6024.22

Te ariā nekeneke o ngā hau - ngā raruraru me ngā otinga 9

Ko te pēhanga hau he 1.67 x 105 Pascal, 1.67 rānei ngā āhuarangi.

Pānuitia atu

Te ture hau pai – ngā raruraru me ngā otinga

1. Ahaute mahi tahi i ngā hau i roto i te ipu kati i te tīmatanga he rōrahi V me pāmahana Q. Ko te pāmahana whakamutunga he 5/4T, ā, ko te pāmahana whakamutunga he pēhanga ko 2P. He aha te rōrahi whakamutunga o te hau?

Mōhiotia:

Te rōrahi tīmatanga (V1) = V

Te pāmahana tīmatanga (T1) = T

Te pāmahana whakamutunga (T2) = 5/4 T

Pēhanga tuatahi (P1) = P

Pēhanga whakamutunga (P2) = 2P

Hiahia: Rōrahi whakamutunga (V2)

Rongoā:

Te ture hau pai - ngā raruraru me ngā otinga 1

2. Whakatauhia te rōrahi o te 2.00 moles o ngā hau (hau pai) i te STP. STP = Te Pāmahana me te Pēhanga Paerewa.

Mōhiotia:

Ngā ira o te hau (n) = 2 iraes

Te pāmahana paerewa (T) = 0 oC = 0 + 273 = 273 Kelvin

Pēhanga paerewa (P) = 1 atm = 1.013 x 105 Pa

Pūmau hau whānui (R) = 8.315 Joules/moleKelvin

hiahia Te rōrahi o ngā hau (V)

Rongoā:

Whārite o Te ture hau pai rawa atu (i roto i te maha o ngā mole, n)

Te ture hau pai - ngā raruraru me ngā otinga 2

Ko te rōrahi o ngā mole hau e 2 he 44.8 rita.

Ko te rōrahi o te 1 mole o ngā hau he 45.4 rita / 2 = 22.4 rita.

Ko te rōrahi o te 1 mole o tētahi hau he 22.4 rita.

3. E 27°C te pāmahana o te hau hāora e 4 rita, ā, e 2 atm te pēhanga (1 atm = 105 Pa) i roto i tētahi ipu kua kati. Pūmau hau whānui (R) = 8.314 J.mole-1.K-1 me te tau a Avogadro (NA) = 6.02 x 1023 ngā ngota/moleHe aha ngā ngota o ngā hau hāora i roto i te ipu?

Mōhiotia:

Te rōrahi o ngā hau (V) = 4 rita = 4 dm3 = 4x10-3 m3

Te pāmahana o ngā hau (T) = 27oC = 27 + 273 = 300 Kelvin

Te pēhanga o ngā hau (P) = 2 atm = 2 x 105 Pa

Pūmau hau whānui (R) = 8.314 J.mole-1.K-1

Te tau o Avogadro (NA) = 6.02 x 1023

hiahia He aha ngā ngota o ngā hau hāora i roto i te ipu (N)

Rongoā:

Te ture hau pai - ngā raruraru me ngā otinga 3

I roto i te 1 mole o te hau hāora, kei reira te 1.93 x 1023 ngā ngota hāora.

4. He ipu kei roto he hau neon (Ne, papatipu ngota = 20 u) i te pāmahana me te pēhanga paerewa (STP)) he 2 m te rōrahi3. Whakatauhia te papatipu o te hau neon!

Mōhiotia:

Papatipu atomika o te neon = 20 karamu/mole = 0,02 kg/mole

Te pāmahana paerewa (T) = 0oC = 273 Kelvin

Te pehanga paerewa (P) = 1 atm = 1.013 x 105 Pascal

Rōrahi (V) = 2 m3

hiahia : papatipu (M) o te hau neon

Rongoā:

I te pāmahana me te pēhanga paerewa (STP), 1 mole o ngā hau katoa, whakaurua te hau neon, he rōrahi 22.4 ritas = 22.4 dm3 = 0.0448 m3.

Te ture hau pai - ngā raruraru me ngā otinga 4

I roto i te rōrahi o te 2 m3e 44.6 ngā mole o te hau neon.

Ko te papatipu ngota whanaunga o te hau neon he 20 karamu/mole.

Ko te tikanga o tēnei, i roto i te 1 ira he 20 karamu, arā, 0.02 kg o te hau neon. Nā te mea he 0.02 kg o te hau neon i roto i te 1 ira, nō reira, i roto i te 44.6 ira he 44.6 ira x 0.02 kg/ira = 0.892 kg = 892 karamu o ngā hau neon.

Pānuitia atu

Te ture a Gay-Lussac (rōrahi pumau) – ngā raruraru me ngā otinga

1. Ingā hau kirimana i te tīmatanga pēhanga P me pāmahana T. Ka pāngia te hau e te tukanga isochoric kia 4 ngā whakarea o te pēhanga whakamutunga i te pēhanga tīmatanga. He aha te pāmahana whakamutunga o te hau?

Mōhiotia:

Pēhanga tuatahi (P1) = P

Pēhanga whakamutunga (P2) = 4P

Te pāmahana tīmatanga (T1) = T

Hiahia: Te pāmahana whakamutunga (T2)

Rongoā:

Ko te tātai o Te ture a Gay-Lussac :

Te ture a Gay-Lussac (rōrahi pumau) - ngā raruraru me ngā otinga 1

E whā ngā whakarea o te pāmahana whakamutunga i te pāmahana tīmatanga.

2. I roto i tētahi ipu kua kati, ko te pāmahana o ngā hau pai i te tīmatanga he 27oC. Mēnā Ka rua ngā whakarea o te pēhanga whakamutunga i tōna pēhanga tīmatanga, he aha te pāmahana whakamutunga?

Mōhiotia:

Pēhanga tuatahi (P1) = P

Pēhanga whakamutunga (P2) = 2P

Te pāmahana tīmatanga (T1) = 27oC + 273 = 300 K

Hiahia: Te pāmahana whakamutunga (T2)

Rongoā:

Te ture a Gay-Lussac (rōrahi pumau) - ngā raruraru me ngā otinga 2

3. Ka whakakīia te potae ki te pēhanga ine o te 2 atm i te 27°C. I muri i te taraiwa, ka piki te pāmahana i roto i te potae ki te 47°C. He aha te pēhanga i roto i te potae ināianei?

Mōhiotia:

Te pēhanga hau = 1 atm = 1 x 105 Pa

Ko te pēhanga ine tuatahi = 2 atm = 2 x 105 Pa

Ko te pēhanga tino tuatahi (P1) = 1 atm + 2 atm = 3 atm = 3 x 105 Pa

Te pāmahana tīmatanga (T1) = 27oC + 273 = 300 K

Te pāmahana whakamutunga (T1) = 47oC + 273 = 320 K

E hiahiatia ana: Te pāmahana whakamutunga o te ine

Rongoā:

Te ture a Gay-Lussac (rōrahi pumau) - ngā raruraru me ngā otinga 3

Te pēhanga ine whakamutunga = te pēhanga tino whakamutunga – te pēhanga hauātea

Ko te pēhanga ine whakamutunga = 3.2 atm – 1 atm

Ko te pēhanga ine whakamutunga = 2.2 atm

Pānuitia atu

Te ture a Charles (pēhanga pumau) – ngā raruraru me ngā otinga

1. I roto i tētahi ipu kua kati, ka whakawhanui te hau kia toru ngā whakarea o te rōrahi whakamutunga i te rōrahi tīmatanga (V = rōrahi tīmatanga, T = rōrahi tīmatanga pāmahana). He aha te pāmahana whakamutunga?

Mōhiotia:

Te rōrahi tīmatanga (V1) = V

Rōrahi whakamutunga (V2) = 3V

Te pāmahana tīmatanga (T1) = T

Hiahia: Te pāmahana whakamutunga (T2)

Rongoā:

Ko te tātai o Te ture a Charles :

Te ture a Charles (pēhanga pumau) - ngā raruraru me ngā otinga 1

E toru ngā whakarea o te pāmahana whakamutunga o ngā hau i tōna pāmahana tīmatanga.

2. AhauKo te rōrahi o ngā hau whakawhitiwhiti i te tīmatanga he V me te pāmahana T. Mena ka pāngia te hau e te tukanga isobaric kia rua ngā wā ka nui ake te pāmahana i te pāmahana tīmatanga, ko te rōrahi whakamutunga o ngā hau he…

Mōhiotia:

Te rōrahi tīmatanga (V1) = V

Te pāmahana tīmatanga (T1) = T

Te pāmahana whakamutunga (T2) = 2T

Hiahia: rōrahi whakamutunga (V2)

Rongoā:

Te ture a Charles (pēhanga pumau) - ngā raruraru me ngā otinga 2

E rua ngā whakarea o te rōrahi whakamutunga o ngā hau i te rōrahi tīmatanga.

3. I roto i tētahi ipu kua kati, ko te rōrahi o ngā hau pai i te tīmatanga he 2 rita, ā, ko te pāmahana he 27oC. Mena ka eke te rōrahi whakamutunga o ngā hau ki te 3 rita, ko te pāmahana whakamutunga ko…

Mōhiotia:

Te rōrahi tīmatanga (V1) = 2 rita = 2 dm3 = 2x10-3 m3

Rōrahi whakamutunga (V2) = 3 rita = 3 dm3 = 3x10-3 m3

Te pāmahana tīmatanga (T1) = 27oC + 273 = 300 K

E hiahiatia ana: Te pāmahana whakamutunga (T2)

Rongoā:

Te ture a Charles (pēhanga pumau) - ngā raruraru me ngā otinga 3

Ko te pāmahana whakamutunga he 177oC rānei 177 + 273 = 450 Kelvin.

Pānuitia atu

Te ture a Boyle (te pāmahana pumau) – ngā raruraru me ngā otinga

1. Ko ētahi hau pai i te tīmatanga he pēhanga P me te rōrahi V. Mena ka pāngia te hau e tukanga isothermal kia 4 ngā whakarea o te pēhanga whakamutunga i te pēhanga tīmatanga, ko te rōrahi hau whakamutunga ko…

Mōhiotia:

Pēhanga tuatahi (P1) = P

Pēhanga whakamutunga (P2) = 4P

Te rōrahi tuatahi (V1) = V

Hiahia: Te rōrahi whakamutunga (V2)

Rongoā:

Ko te tātai o Te ture a Boyle :

PV = tamau

P1 V1 =P2 V2

(P)(V) = (4P)(V2)

V = 4 V2

V2 = V / 4 = ¼ V

Ko te rōrahi whakamutunga o ngā hau ko ¼ ngā whakarea o te rōrahi tīmatanga.

2. I roto i tētahi ipu kua kati, ka whakawhanui te hau kia whakamutunga rōrahi riro 2 ngā wā o te rōrahi tīmatanga (V = rōrahi tīmatanga, P = pēhanga tīmatanga). Ko te pēhanga whakamutunga o ngā hau ko…

Mōhiotia:

Pēhanga tuatahi (P1) = P

Te rōrahi tuatahi (V1) = V

Te rōrahi whakamutunga (V2) = 2V

hiahia : Pēhanga whakamutunga (P2)

Rongoā:

P1 V1 =P2 V2

PV = P2 (2V)

P= P2 (2)

P2 = P / 2 = ½ P

Ka piki te pēhanga hau ki te ½ whakarea o te pēhanga tīmatanga.

3. I roto i tētahi ipu kua kati, ko ngā hau he 2 atm te pēhanga me te 1 rita te rōrahi. Mēnā ka huri te pēhanga hau ki te 4 atm, ka huri te rōrahi hau ki...

Mōhiotia:

Pēhanga tuatahi (P1) = 2 atm = 2 x 105 Pa

Pēhanga whakamutunga (P2) = 4 atm = 4 x 105 Pa

Te rōrahi tuatahi (V1) = 1 rita = 1 dm3 = 1x10-3 m3

hiahia : Te rōrahi whakamutunga (V2)

Rongoā:

P1 V1 =P2 V2

(2 x 105)(1 x 10-3) = (4 x 105) V2

(1)(1 x 10-3) = (2) V2

1 x 10-3 = (2) V2

V2 = ½ x 10-3

V2 = 0.5x10-3 m3 = 0.5 dm3 = 0.5 ritas

Pānuitia atu

Ngā pūnga iahiko raupapa me te whakarara – ngā raruraru me ngā otinga

1. E toru ngā pūnga iahiko, C1 = 2 µF, C2 = 4 µF, C3 = 4 μF, ko hono raupapa me te whakararaWhakatauhia te kaha o tētahi kaha kotahi ka rite te pānga ki te kaha o te whakakotahitanga.

Ngā pūnga iahiko raupapa me te whakarara – ngā raruraru me ngā otinga 1Mōhiotia:

Kaiwhakahaere C1 = 2 μF

Pūnga C2 = 4 μF

Pūnga C3 = 4 μF

E hiahiatia ana: Te kaha ōrite (C)

Rongoā:

Kaiwhakahaere C2 me C3 honoa whakarara. Ko te kaha ōrite:

CP = C2 + C3 = 4 + 4 = 8 μF

Kaiwhakahaere C1 me Cp honoa raupapa. Ko te kaha ōrite:

1/C = 1/C1 + 1/CP = 1/2 + 1/8 = 4/8 + 1/8 = 5/8

C = 8/5 μF

2. Rima ngā pūnga iahiko, C1 = 2 µF, C2 = 4 µF, C3 = 6 µF, C4 = 5 µF, C5 = 10 μF, e honoa ana i roto i te raupapa me te whakarara. Whakatauhia te kaha o tētahi kaha kotahi ka rite te pānga ki te whakakotahitanga.

Mōhiotia:

Ngā pūnga iahiko raupapa me te whakarara – ngā raruraru me ngā otinga 2Pūnga C1 = 2 μF

Pūnga C2 = 4 μF

Pūnga C3 = 6 μF

Pūnga C4 = 5 μF

Pūnga C5 = 10 μF

E hiahiatia ana: Te kaha ōrite (C)

Rongoā:

Kaiwhakahaere C2 me C3 e honoa ana i te taha whakarara. Ko te kaha ōrite:

CP = C2 + C3

CP = 4 + 6

CP = 10 μF

Kaiwhakahaere C1, CP, C4 me C5 e honoa ana i roto i te raupapa. Ko te kaha ōrite:

1/C = 1/C1 + 1/CP + 1/C4 + 1/C5

1/C = 1/2 + 1/10 + 1/5 + 1/10

1/C = 5/10 + 1/10 + 2/10 + 1/10

1/C = 9/10

C = 10/9 μF

3 C1 = 3 μF, C2 = 4 μF me C3 = 3 μKo ngā F, he mea hono raupapa, he mea hono whakarara hoki. Whakatauhia te pūngao hiko i runga i te awheawhe.

Mōhiotia:

Pūnga C1 = 3 μFNgā pūnga iahiko raupapa me te whakarara – ngā raruraru me ngā otinga 3

Pūnga C2 = 4 μF

Pūnga C3 = 3 μF

E hiahiatia ana: Te kaha ōrite (C)

Rongoā:

Kaiwhakahaere C2 me C3 e honoa ana i te taha whakarara. Ko te kaha ōrite:

CP = C2 + C3

CP = 4 + 3

CP = 7 μF

Kaiwhakahaere C1 a CP e honoa ana i roto i te raupapa. Ko te kaha ōrite:

1/C = 1/C1 + 1/CP

1/C = 1/3 + 1/7

1/C = 7/21 + 3/21

1/C = 10/21

C = 21/10

C=2.1 μF

C = 2.1 x 10-6 F

Te pūngao hiko i runga i ngā ara iahiko:

E = ½ CV2

E = ½ (2.1 x 10-6)(122)

E = ½ (2.1 x 10-6)(144)

E = (2.1 x 10-6)(72)

E = 151.2 x 10-6 Joule

E = 1.5 x 10-4 Joule

Pānuitia atu

Ngā pūnga iahiko raupapa – ngā raruraru me ngā otinga

1. E whā ngā pūnga iahiko, C1 = 2 µF, C2 = 1 µF, C3 = 3 µF, C4 = 4 μF, kua honoa ki roto raupapaWhakatauhia te kaha o te kotahi pūkaha ka rite te pānga ki te whakakotahitanga.

Mōhiotia:

Pūnga C1 = 2 μF

Pūnga C2 = 1 μF

Pūnga C3 = 3 μF

Pūnga C3 = 4 μF

E hiahiatia ana: Te kaha ōrite

Rongoā:

Te kaha ōrite:

1/C = 1/C1 + 1/C2 + 1/C3 + 1/C4

1/C = 1/2 + 1/1 + 1/3 + 1/4

1/C = 6/12 + 12/12 + 4/12 + 3/12

1/C = 25 / 12

C = 12 / 25

C = 0.48

Te kaha ōrite o te huinga katoa is 0.48 μF.

2. Whakatauhia te utu i runga i te pūnga C1 ki te rerekētanga pūmanawa i waenganui i P a Q is 12 Ngāohiko…

Ngā pūnga iahiko raupapa – ngā raruraru me ngā otinga 1Mōhiotia:

Pūnga C1 = 10 μF= 10 x 10-6 F

Pūnga C2 = 20 μF= 20 x 10-6 F

Te rerekētanga pūmanawa (V) = 12 wae ngaohiko

E hiahiatia ana: te utu i runga i te pūnga C1 (Q1)

Rongoā:

Te kaha ōrite:

1/C = 1/C1 + 1/C2

1/C = 1/10 + 1/20 = 2/20 + 1/20 = 3/20

C = 20/3 μF = (20/3) x 10-6 F

Te utu hiko i runga i te pūnga taurite:

Q = (C)(V) = (20/3)(12)(10)-6) = 80 x 10-6 C

Q = 80 μC

Ka honoa ngā pūnga iahiko i roto i te raupapa kia rite te utu hiko i runga i ngā pūnga rite ki te utu hiko i runga i ngā pūnga C1 = te utu hiko i runga i te pūnga C2.

Te utu hiko i runga i te pūnga C1 he 80 μC.

3. E rua ngā pūnga iahiko, C1 = 2 μF me C2 = 4 µF, kua honoa raupapa. Kua utua ngā pūnga. Ko te rerekētanga pūmanawa i runga i te pūnga C1 he 2 Volts. Ko te utu hiko i runga i te pūnga C2 ko ...

Mōhiotia:

Cahacitor C1 = 2 μF = 2 x 10-6 F

Cahacitor C2 = 4 μF = 4 x 10-6 F

Te rerekētanga pūmanawa i runga i te pūnga C1 (V1) = 2 Ngāohiko

hiahia : Utu hiko i runga i te pūnga C2.

Rongoā:

Utu hiko i runga i te pūnga C1 :

Q1 = C1 V1 = (2 x 10-6)(2) = 4 x 10-6 C

Q1 = 4 μC

Ka honoa ngā pūnga hiko i roto i te raupapa kia puta ai he utu hiko i runga i te pūnga hiko C1 = te utu hiko i runga i te pūnga C2.

Te utu i runga i te pūnga C2 is 4 μC.

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Ngā pūnga whakarara – ngā raruraru me ngā otinga

1. Whā pūnga iahiko, C1 = 2 µF, C2 = 1 µF, C3 = 3 µF, C4 = 4 μF, e honoa ana i te taha whakarara. Tātaihia te kaha o tētahi kaha kotahi ka rite te pānga ki te whakakotahitanga.

Mōhiotia:

Kaiwhakahaere C1 = 2 μF

Kaiwhakahaere C2 = 1 μF

Kaiwhakahaere C3 = 3 μF

Kaiwhakahaere C3 = 4 μF

E hiahiatia ana: Te kaha ōrite

Rongoā:

Te kaha ōrite:

C = C1 + C2 + C3

C = 4 μF+2 μF+3 μF = 9 μF

Ko te kaha ōrite o te huinga katoa he 9 μF.

2. Whakahuahia te tenei i runga i te pūngahiko C2 ki te rerekētanga pūmanawa kei waenganui i te pūwāhi A me te pūwāhi B 9 Ngā Waohiko…

Ngā pūnga whakarara – ngā raruraru me ngā otinga 1

Mōhiotia:

Cahacitor C1 = 20 μF = 20 x 10-6 F

Cahacitor C2 = 30 μF = 30 x 10-6 F

Te rerekētanga pūmanawa i waenga i ngā pūwāhi A a B (VAB) = 9 Ngāohiko

hiahia : te utu i runga i te pūnga C2 (Q2)

Rongoā:

Rerekētanga pūmanawa:

Ka honoa ngā pūnga iahiko i roto i te whakarara kia rite ai te rerekētanga pūmanawa i waenga i a A me B (V)AB) = te rerekētanga pūmanawa i runga i te pūnga C1 (V1) = te rerekētanga pūmanawa i runga i te pūnga C2 (V2) = 9 Ngā Āhuatanga.

Utu hiko i runga i te pūnga C2 :

Q2 = C2 V2 = (30 x 10-6)(9) = 270 x 10-6 C

Q2 = 270 μC

Te utu hiko i runga i te pūnga C2 is 270 μC.

3. e toru ngā pūnga iahiko, C1 = 4 µF, C2 = 2 µF, C3 = 3 μF, e honoa ana i te taha whakarara. Ka utua ngā pūnga. Ko te rerekētanga pūmanawa i runga i te pūnga C2 he 4 Volts. Whakatauhia

(a) Utu hiko i runga i te pūnga C1, C2 me C3

(b) Te utu hiko i runga i te pūnga rite o te huinga katoa

Mōhiotia:

Cahacitor C1 = 4 μF = 4 x 10-6 F

Cpūnga iahiko C2 = 2 μF = 2 x 10-6 F

Cpūnga iahiko C3 = 3 μF = 3 x 10-6 F

Te rerekētanga pūmanawa i runga i te pūnga C2 (V2) = 4 Ngāohiko

hiahia : Utu hiko i runga i te pūnga C3 (Q3)

Rongoā:

(a) Utu hiko i runga i te pūnga C3

Te rerekētanga pūmanawa i runga i te pūnga C3 :

Ka honoa ngā pūnga iahiko i te taha whakarara kia puta ai te rerekētanga pūmanawa i runga i te pūnga iahiko C3 (V3) = te rerekētanga pūmanawa i runga i ngā pūnga C2 (V2) = te rerekētanga pūmanawa i runga i ngā pūnga C1 (V1) = te rerekētanga pūmanawa i runga i ngā pūnga taurite (V) = 4 Ngāohiko

Utu hiko i runga i te pūnga C1 :

Q1 = C1 V1 = (4 x 10-6)(4) = 16 x 10-6 C

Q1 = 16 μC

Utu hiko i runga i te pūnga C2 :

Q2 = C2 V2 = (2 x 10-6)(4) = 8 x 10-6 C

Q2 = 8 μC

Utu hiko i runga i te pūnga C3 :

Q3 = C3 V3 = (3 x 10-6)(4) = 12 x 10-6 C

Q3 = 12 μC

(B) Utu hiko i runga i te pūnga rite

Q = Q1 +Q2 +Q3

Q = 16 μC + 8 μC + 12 μC=36 μC

Otinga kē atu:

Te kaha ōrite:

C = C1 + C2 + C3

C=4 μF+2 μF+3 μF = 9 μF

C = 9 x 10-6 F

Te rerekētanga pūmanawa i runga i te pūnga taurite:

V1 =V2 =V3 = V = 4 Ngāohiko

Ko te utu hiko i runga i te pūnga rite:

Q = CV = (9 x 10-6)(4) = 36 x 10-6 C

Q = 36 μC

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