Misalan Tambayoyi 20 game da Cajin Wutar Lantarki
1. Idan aka shafa gilashi da zane na siliki, abin da ke faruwa shi ne...
A. Yadin siliki yana da wutar lantarki mai kyau
B. gilashi yana da cajin lantarki mara kyau
C. protons suna motsawa daga gilashi zuwa zane na siliki
D. electrons suna motsawa daga gilashin zuwa yadin siliki
Tattaunawa
Benjamin Franklin (1706–1790), wani ɗan siyasa kuma masanin kimiyya ɗan Amurka, ya ba da shawarar sanya nau'ikan caji guda biyu a matsayin caji mai kyau da kuma caji mara kyau. Ya ba su suna. cajin lantarki kamar a cikin gilashi a matsayin caji mai kyau da cajin lantarki kamar a cikin filastik a matsayin caji mai kyau.
Silikin da aka yi masa caji ta hanyar lantarki yana jan hankalin gilashin da aka yi masa caji ta hanyar lantarki. Saboda gilashin yana da caji mai kyau, silikin yana yin caji mara kyau.
Gilashin yana da caji mai kyau, ma'ana gilashin yana da yawan protons da ƙarancin electrons, inda electrons ke motsawa daga gilashin zuwa zane na siliki.
Silikin da aka yi masa caji mara kyau yana nufin cewa silikin yana da electrons da yawa, inda silikin ke samun ƙarin electrons daga gilashin.
Amsar da ta dace ita ce D.
2. Gilashin da aka shafa da zane na siliki zai yi caji mai kyau. Wannan yana faruwa ne saboda...
A. Electrons suna motsawa daga siliki zuwa gilashi
B. electrons suna motsawa daga gilashi zuwa zane na siliki
C. protons suna motsawa daga siliki zuwa gilashi
D. protons suna motsawa daga gilashi zuwa zane na siliki
Tattaunawa
Gilashin yana samun caji mai kyau saboda electrons suna motsawa daga gilashin zuwa siliki, wanda hakan ke sa gilashin ya sami ƙarin protons (cajin mai kyau). A gefe guda kuma, masakar siliki tana samun caji mara kyau saboda masakar siliki tana karɓar electrons daga gilashi, wanda hakan ke sa masakar siliki ta sami ƙarin electrons (cajin mara kyau).
Abin da ke motsawa yayin shafawa shine electrons, ba protons ba. Electrons suna waje kuma suna iya motsawa daga abu ɗaya zuwa wani, yayin da protons suna cikin ko a tsakiyar atom kuma ba za su iya motsawa daga abu ɗaya zuwa wani ba.
Amsar da ta dace ita ce B.
3. Kalli hoton gwaji mai zuwa!
An yi abu na B da filastik kuma an shafa shi da gashi sannan aka kusantar da shi zuwa ga abu na A wanda ke rataye a hankali. Sai ya zama cewa abu na A ya motsa daga B. Saboda haka, za a iya kammala da cewa...
A. A da B suna da caji mara kyau
B. A da B suna da caji mai kyau
C. An caji A da kyau, B kuma an caji ne da rashin kyau
D. An caji A da positive, B kuma an caji A da positive.
Tattaunawa
Benjamin Franklin (1706–1790), wani ɗan siyasa kuma masanin kimiyya ɗan Amurka, ya ba da shawarar sanya sunayen nau'ikan caji guda biyu a matsayin positive da negative. Daga baya an amince cewa cajin lantarki a cikin gilashi positive ne kuma cajin lantarki a cikin filastik positive ne.
Kamar yadda caji ke korar juna, haka nan abubuwan da ke korar filastik suna da caji iri ɗaya da filastik, wato cajin negative.
Amsar da ta dace ita ce A.
4. Ana mayar da abin da aka kawo kusa da na'urar ruler ta filastik mai cajin lantarki. Idan aka kawo abin kusa da wani gilashi mai cajin lantarki, zai jawo hankalinsa, don haka abin zai...
A. an yi masa caji mai kyau
B. an yi masa caji mara kyau
C. caji mai kyau da mara kyau
D. an caji shi
Tattaunawa
Ana ɗaukar cajin lantarki, kamar wanda ke cikin gilashi, a matsayin mai kyau, kuma cajin lantarki, kamar wanda ke cikin filastik, a matsayin mara kyau. Idan abu ya kori filastik mai caji da wutar lantarki kuma ya jawo gilashin da ke caji da wutar lantarki, ana ɗaukar abin a matsayin mai caji da mara kyau.
Amsar da ta dace ita ce B.
5. Roba da aka shafa a kan gashi zai yi zafi sosai saboda...
A. electrons suna motsawa daga filastik zuwa gashi
B. protons suna motsawa daga filastik zuwa gashi
C. electrons suna motsawa daga gashi zuwa filastik
D. protons suna motsawa daga gashi zuwa filastik
Tattaunawa
Benjamin Franklin (1706–1790), wani ɗan siyasa kuma masanin kimiyya ɗan Amurka, ya ba da shawarar sanya wa nau'ikan caji guda biyu sunaye masu kyau da marasa kyau. Sannan ya sanya wa cajin lantarki a cikin gilashi sunaye masu kyau da kuma cajin lantarki a cikin filastik sunaye marasa kyau.
Kowanne abu yana kunshe da kwayoyin halitta ko kuma atom. Atom yana dauke da electrons masu caji mara kyau, protons masu caji mai kyau, da kuma neutrons masu tsaka tsaki a wutar lantarki. Electrons suna nan a wajen atoms, wanda hakan ke ba su damar motsawa cikin sauƙi daga wani abu zuwa wani, yayin da protons suke a tsakiyar atom, wanda hakan ke hana su motsi.
Roba, ko wani abu, yana samun caji mara kyau saboda yawan electrons. Saboda an shafa roba a kan gashi, an kammala da cewa electrons suna canzawa daga gashi zuwa roba.
Amsar da ta dace ita ce C.
6. Idan aka haɗa tuhume-tuhume guda biyu masu kama da juna, za su...
A. akasin haka
B. jawo hankali da kuma korarsa
C. ƙi ƙin ƙin
D. jan yaƙi
Tattaunawa
Idan aka haɗa tuhume-tuhume guda biyu iri ɗaya, suna tunkarar juna, kuma tuhume-tuhume guda biyu daban-daban idan aka haɗa su wuri ɗaya suna jawo hankalin juna.
Amsar da ta dace ita ce C.
7. Caji huɗu na A, B, C, da D. A da B suna tunkuɗa juna. A da C suna jan hankalin juna, yayin da C da D ke tunkuɗa juna. Idan B yana da wutar lantarki mai kyau, to...
A. D yana da caji mara kyau, C yana da positive
B. C yana da caji mara kyau, D yana da positive
C. D yana da caji mara kyau, A kuma yana da positive
D. A yana da caji mai kyau, C yana da positive
Tattaunawa
Idan B yana da positive charge to:
A da B suna tunkarar junansu, don haka idan B yana da positive to A yana da positive.
A da C suna jawo hankalin juna, don haka idan A yana da positive to C yana da negative.
C da D suna tunkarar junansu, don haka idan C yana da mummunan caji to D yana da mummunan caji.
Amsar da ta dace ita ce C.
8. Ɗalibi yana son sandar gilashi ta bayyana a matsayin mai caji kamar yadda aka nuna a hoton. Don yin haka, yana shafa sandar gilashin a gefe guda da nau'ikan zane guda biyu.
Lamarin da ya faru sakamakon gogewar ya kasance….
A. Electrons daga zane Ina komawa zuwa gilashi
B. Electrons daga zane na II suna motsawa zuwa gilashi
C. Electrons daga gilashin suna motsawa zuwa zane na I
D. Electrons daga gilashin suna motsawa zuwa zane na II
Tattaunawa
Idan aka shafa gilashin da siliki, electrons suna motsawa daga gilashin zuwa siliki, wanda hakan ke sa gilashin ya sami ƙarin protons, silikin kuma ya sami ƙarin electrons. Protons suna da ƙarin chaji kuma electrons suna da ƙarin chaji, don haka gilashin yana samun ƙarin chaji kuma siliki yana samun ƙarin chaji.
Idan aka shafa roba da ulu, electrons suna motsawa daga ulu zuwa roba, wanda hakan ke sa robar ta sami yawan electrons, ulu kuma yana da yawan protons. Protons suna da positive charge, electrons kuma suna da negative charge, don haka filastik yana samun negative charge, kuma zane na ulu yana samun positive charge.
Amsar da ta dace ita ce C.
9. Idan aka shafa rula ta filastik da busasshiyar gashi sannan aka riƙe ta kusa da ƙananan takardu, takardar za ta manne da rula. Wannan yana nuna cewa rula ta filastik tana da wutar lantarki...
A. tabbatacce, saboda electrons daga gashi suna kwarara zuwa filastik
B. tabbatacce, saboda electrons daga kwararar filastik zuwa gashi
C. korau, saboda electrons daga gashi suna kwarara zuwa filastik
D. korau, saboda electrons daga filastik suna kwarara zuwa gashi
Tattaunawa
A bisa yarjejeniyar ƙasa da ƙasa, ana kiran nau'ikan cajin lantarki guda biyu da positive da negative. Ana kiran cajin lantarki a cikin gilashi da positive, kuma ana kiran cajin lantarki a cikin filastik da positive.
Kowanne abu yana kunshe da kwayoyin halitta ko kuma atom. Atom yana dauke da electrons masu caji mara kyau, protons masu caji mai kyau, da kuma neutrons masu tsaka tsaki a wutar lantarki. Electrons suna nan a wajen atoms, wanda hakan ke ba su damar motsawa cikin sauƙi daga wani abu zuwa wani, yayin da protons suke a tsakiyar atom, wanda hakan ke hana su motsi.
Roba, ko wani abu, yana samun caji mara kyau saboda yawan electrons. Saboda an shafa roba a kan gashi, an kammala da cewa electrons suna canzawa daga gashi zuwa roba.
Amsar da ta dace ita ce C.
10. Gwaji ta amfani da kayan aiki da kayan aiki kamar yadda aka nuna a hoton da ke ƙasa:
Bayan an shafa masa zane akai-akai, rula na filastik zai iya jawo ƙananan takardu kamar yadda aka nuna a Hoto na II. Wannan ya tabbatar da cewa rula yana da wutar lantarki…..
A. Mai kyau, saboda ya fitar da wasu daga cikin electrons ɗinsa
B. Mai kyau, saboda adadin protons a cikin kwayar halittar atomic yana ƙaruwa
C. Koma-baya, domin ya sami wasu electrons daga zane.
D. Koma-baya, saboda adadin electrons a cikin mafi kusancin kewaya yana raguwa
Tattaunawa
An amince da cajin lantarki da ke kan gilashi a duniya a matsayin mai kyau, kuma an amince da cajin lantarki da ke kan filastik a duniya a matsayin mai kyau. Roba, ko wani abu, yana samun caji mara kyau saboda yawan electrons. Saboda an shafa filastik da zane, an kammala da cewa electrons suna canzawa daga zane zuwa filastik.
Amsar da ta dace ita ce C.
11. Gwaji kan cajin wutar lantarki mai tsauri ta amfani da kayan aiki da kayan aiki kamar yadda aka nuna a hoton da ke ƙasa:
Bayan an shafa masa zane akai-akai (hoto na 1), mai rubin filastik zai iya jawo ƙananan takardu kamar yadda aka nuna a hoto na 2. Wannan ya tabbatar da cewa mai rubin yana da wutar lantarki…
A. Mai kyau, saboda ya fitar da wasu daga cikin electrons ɗinsa
B. Mai kyau, saboda adadin protons akan mai mulki yana ƙaruwa
C. Koma-baya, domin ya sami wasu electrons daga zane.
D. Komawa, saboda electrons daga mai mulki suna motsawa zuwa zane
Tattaunawa
An amince da cajin lantarki da ke kan gilashi a matsayin caji mai kyau a duniya, kuma an amince da cajin lantarki da ke kan filastik a matsayin caji mai kyau a duniya.
Roba, ko wani abu, yana samun caji mara kyau saboda yawan electrons. Shafa roba da zane yana nuna cewa electrons suna canjawa daga zane zuwa filastik.
Amsar da ta dace ita ce C.
12. Kalli hoton wani roba mai ruler da aka shafa da kyallen ulu a ƙasa!
Bayan an shafa ma'aunin filastik da ulu, kwararar electrons da caji da ke faruwa akan ma'aunin filastik...
Tattaunawa
An amince da cajin lantarki da ke kan gilashi a matsayin caji mai kyau a duniya, kuma an amince da cajin lantarki da ke kan filastik a matsayin caji mai kyau a duniya.
Roba, ko wani abu, yana samun caji mara kyau saboda yawan electrons. Idan aka shafa roba da ulu, an kammala da cewa electrons suna canzawa daga ulu zuwa roba.
Amsar da ta dace ita ce D.
13. Tsarin caji na lantarki mai tsauri na iya faruwa a cikin filastik wanda aka shafa da ulu. Bayanin da ya dace a cikin tebur shine...
Tattaunawa
A bisa yarjejeniyar masana kimiyyar lissafi, idan filastik yana da wutar lantarki, filastik ɗin yana da wutar lantarki, yayin da ulu da aka shafa da filastik yana da wutar lantarki.
Roba mai caji mara kyau = robobi mai yawan electrons = robobi yana karɓar electrons
Ulu yana da caji mai kyau = ulu yana da ƙarancin electrons = ulu yana rasa electrons
Amsar da ta dace ita ce C.
14. Sakamakon gwajin goge gilashi da filastik da siliki da zane na ulu don samun wutar lantarki an nuna su a cikin tebur mai zuwa!
Bayanin da ya dace game da sakamakon gwajin shine….
A. (1)
B. (2)
C. (3)
D. (4)
Tattaunawa
A cewar masana kimiyyar lissafi, idan filastik yana da wutar lantarki, zai yi caji mara kyau, yayin da ulu da aka shafa da filastik zai yi caji mara kyau. Haka nan, idan gilashi yana da wutar lantarki, zai yi caji mara kyau, yayin da siliki da aka shafa da gilashi zai yi caji mara kyau.
Roba yana da caji mara kyau (roba tana da electrons da yawa) yayin da ulu yana da caji mai kyau (urfa tana da rashin electrons) = electrons daga ulu suna motsawa zuwa roba.
Gilashin yana da caji mai kyau (gilashin ba shi da electrons) kuma yadin siliki yana da caji mara kyau (yadin siliki yana da electrons da yawa) = electrons ɗin da ke cikin gilashin suna motsawa zuwa yadin siliki.
Amsar da ta dace ita ce A.
15. Idan aka shafa gilashi da zane na siliki, za a sami caji na lantarki a kan gilashin da kuma zane na siliki. A cikin tebur mai zuwa, bayanin da ya dace shine….
Tattaunawa
A cewar yarjejeniyar masana kimiyyar lissafi, idan aka shafa gilashin da kyallen siliki, gilashin zai yi caji mai kyau yayin da kyallen siliki zai yi caji mara kyau.
Gilashin da aka caji da kyau = gilashi yana rasa electrons.
Siliki mai caji mara kyau = siliki yana karɓar electrons.
Amsar da ta dace ita ce A.
16. Kalli abubuwa biyar masu caji da wutar lantarki a ƙasa!
Abu q1 kuma q5 caji mara kyau, yayin da ba a san cajin sauran abubuwa uku ba. Lokacin da q1 ya kusanto q2 akwai jan yaƙi, q5 ya kusanto q3 jan yaƙi, q2 ya kusanto q4 turewa. Kammalawa na cajin lantarki q2, q3, da kuma q4 shine…
A. mai kyau, mai kyau, mai kyau
B. mai kyau, mara kyau, mai kyau
C. korau, korau, korau
D. korau, mai kyau, mara kyau
Tattaunawa
Cajin lantarki ya ƙunshi nau'i biyu, wato cajin lantarki mai kyau da cajin lantarki mara kyau. Kamar cajin lantarki mai kyau yana tunkuɗa kuma ba kamar cajin lantarki ba yana jawo hankali. Don haka, cajin lantarki mai kyau yana jan cajin lantarki mara kyau; cajin lantarki mai kyau yana tunkuɗa cajin lantarki mai kyau; cajin lantarki mara kyau yana tunkuɗa cajin lantarki mara kyau. Idan an san cewa A yana da cajin lantarki mai kyau kuma idan A ya tunkuɗa B to dole ne a yi cajin B mai kyau. Haka nan, idan an san cewa P yana da cajin lantarki mara kyau kuma idan P yana jan Q to dole ne a yi cajin Q mai kyau.
q5 an tuhume shi da laifi mara kyau.
q1 an tuhume shi da laifi mara kyau.
q2 jan yaƙi da q1 Maka q2 an yi masa caji mai kyau.
q3 jan yaƙi da q5 Maka q3 an yi masa caji mai kyau.
q4 ƙi ƙi tare da q2 Maka q4 an yi masa caji mai kyau.
Cajin wutar lantarki q2, q3, da kuma q4 yana da kyau, mai kyau, mai kyau.
Amsar da ta dace ita ce A.
17. Kalli hoton da ke ƙasa!
Abu Q yana da caji mai kyau (+) kuma S yana da caji mai kyau (-). Abu R yana ture abu S kuma abu R yana jawo shi da abubuwa P da T. Cajin abubuwa P, R da T bi da bi...
A. korau, tabbatacce, tabbatacce
B. korau, mai kyau, mara kyau
C. tabbatacce, korau, korau
D. mai kyau, mara kyau, mai kyau
Tattaunawa
Q yana da caji mai kyau
S yana da caji mara kyau
R yana ture S sannan R yana da caji mara kyau
P yana jan hankalin R sannan P yana da caji mai kyau
T yana jan hankalin R sannan T yana da caji mai kyau
Cajin abubuwa P, R da T suna da kyau, korau, da kuma positive bi da bi.
Amsar da ta dace ita ce D.
18. Kalli hoton ƙwallo biyar masu caji da wutar lantarki a ƙasa!
Kwallaye B da E suna da cajin negative (-). Idan aka kusantar da ball A zuwa E, suna korar juna, idan aka kusantar da A zuwa D, suna jan hankalin juna, kuma idan aka kusantar da C zuwa E, suna jan hankalin juna. Saboda haka, za a iya kammala da cewa cajin ball A shine...
A. A = korau (-), C da D = tabbatacce (+)
B. A = tabbatacce (+), C da D = korau (-)
C. A da C = korau (-), D = tabbatacce (+)
D. A da D = korau (-), C = tabbatacce (+)
Tattaunawa
B yana da caji mara kyau
E yana da caji mara kyau
A yana ture E sannan Ana cajin A da rashin kyau
D yana jawo hankalin A, don haka D yana da caji mai kyau
C yana jawo hankalin E, don haka C yana da caji mai kyau
Amsar da ta dace ita ce A.
19. Ana shafa sandar filastik da zane na ulu, tsarin lodawa da ke faruwa a wannan lamari wani ɓangare ne na...
A. Electrons da ke cikin ulu suna motsawa zuwa filastik, filastik ɗin yana da caji mara kyau.
B. Electrons da ke cikin filastik suna motsawa zuwa ga zane na ulu, ulu yana da caji mara kyau.
C. Electrons da ke cikin ulu suna motsawa zuwa filastik, suna musayar su da protons, ulu yana samun caji mara kyau.
D. Electrons da ke cikin filastik suna motsawa zuwa ulu kuma ana maye gurbinsu da protons, filastik ɗin yana da caji mai kyau.
Tattaunawa
An amince da cewa cajin wutar lantarki da ke kan filastik ba shi da kyau a duniya.
Roba, ko wani abu, yana samun caji mara kyau saboda yawan electrons. Idan aka shafa roba da ulu, an kammala da cewa electrons suna canzawa daga ulu zuwa roba.
Amsar da ta dace ita ce A.
20. Akwai ƙwallon mai riƙe da na'urar P mai caji mara kyau da ƙwallon mai riƙe da na'urar Q, R, S, da T guda huɗu waɗanda ba a san ƙarfinsu ba.
Idan aka kusanto da ƙwallon P, tana jawo Q kuma tana korar S. A halin yanzu ƙwallon Q tana korar R, kuma ƙwallon S tana korar T. Idan aka kusanto da ƙwallon P zuwa ga ƙwallo R da T to ƙarfin da za a wuce su ne...
A. jan yaƙi da jan yaƙi
B. ƙi ƙin ....
C. turewa da jan hankali
D. jan hankali da ƙin yarda
Tattaunawa
Ana cajin P ba daidai ba.
P yana jan hankalin Q sehinga Q an yi masa caji mai kyau.
P yana ƙin S don haka S yana da caji mara kyau.
Q yana ƙin R don haka R yana da caji mai kyau.
S yana ƙin T don haka T yana da caji mara kyau.
Idan an kawo ƙwallon P kusa da ƙwallon R to jan yaƙi.
Idan aka kawo kwallon P kusa da kwallon T to ƙin .....
Amsar da ta dace ita ce D.
Tushen tambaya:
Tambayoyin Jarrabawar Ƙasa ta Kimiyya ta Makarantar Sakandare/Makarantar Sakandare ta Musulunci
